keyongxing: 可用性 - Usability, Availability

• Keywords: 可用性, keyongxing, usability in Chinese, availability in Chinese, user experience Chinese, UX design Chinese, Chinese technical terms, 可用性 meaning, keyongxing definition
• Summary: 可用性 (kěyòngxìng) is a key modern Chinese term meaning “usability” or “availability.” Primarily used in technical and business contexts like software design, UX, and IT systems, it refers to how easy, efficient, and accessible a product or service is. Understanding 可用性 is essential for anyone involved in technology or product development in the Chinese market.

• Pinyin (with tone marks): kěyòngxìng
• Part of Speech: Noun
• HSK Level: N/A
• Concise Definition: The quality of being able to be used or obtained; usability or availability.
• In a Nutshell: Think of “可用性” as the formal, technical term for how “user-friendly” something is, or whether a system is “online” and working. It’s not a word you'd use in casual conversation about a coffee mug. Instead, it’s found in design documents, IT reports, and business meetings discussing software, websites, or complex systems. It's a direct and precise word for a modern concept.

• 可 (kě): can; able to; may. This character signifies potential or capability.
• 用 (yòng): to use; to employ. This character is about the act of using something.
• 性 (xìng): a suffix that turns a concept into a quality or property, much like “-ity” or “-ness” in English (e.g., `可能 (kěnéng)` is “possible,” and `可能性 (kěnéngxìng)` is “possibility”).

When combined, 可 (kě) + 用 (yòng) + 性 (xìng) literally translates to “can-use-ness” or “the quality of being usable,” which is a perfect match for the English concepts of “usability” and “availability.”

The term “可用性” doesn't have deep roots in ancient Chinese philosophy; rather, its significance is entirely modern. Its widespread adoption reflects China's massive leap into the tech world and its integration with global standards in software development, product design, and IT infrastructure. In the West, “usability” is a cornerstone of User-Centered Design. Similarly, in China, focusing on “可用性” marks a shift from merely creating functional products to creating products that are intuitive, efficient, and enjoyable for the local user base. Chinese tech companies like Tencent and Alibaba invest heavily in “可用性” research. However, the application can differ. While Western design often prizes minimalism, some highly successful Chinese apps feature information-dense interfaces, reflecting different user expectations and habits. A key goal for designers in China is to create products that are not only usable (`有可用性`) but also “down-to-earth” and culturally relevant (`接地气 - jiēdìqì`), blending global usability principles with local preferences.

“可用性” is almost exclusively used in formal, professional, or academic settings.

• Product Design & User Experience (UX): This is its most common context, referring to how easy an app, website, or device is to use. Discussions might revolve around improving button placement, simplifying a workflow, or reducing the number of clicks needed to complete a task.
• IT & System Engineering: In this field, “可用性” translates to “availability.” It's a critical metric referring to the percentage of time a system (like a server or network) is operational and accessible. This is often expressed as a percentage, like “99.99% availability.”
• General Resource Management: Less commonly, it can be used formally to discuss the availability of resources like medical services, water, or public facilities.

It's important to note this is a noun. You would not use it as an adjective to say something is “usable.” For that, you use a simpler, more common phrase (see Nuances section).

• Example 1: (Usability)
  • 为了提升用户满意度，我们必须优化产品的可用性。
  • Pinyin: Wèile tíshēng yònghù mǎnyìdù, wǒmen bìxū yōuhuà chǎnpǐn de kěyòngxìng.
  • English: To increase user satisfaction, we must optimize the product's usability.
  • Analysis: A very typical sentence you'd hear in a business or tech product meeting. “优化 (yōuhuà)” means “to optimize.”
• Example 2: (Usability)
  • 可用性测试是软件开发流程中重要的一环。
  • Pinyin: Kěyòngxìng cèshì shì ruǎnjiàn kāifā liúchéng zhōng zhòngyào de yī huán.
  • English: Usability testing is an important part of the software development process.
  • Analysis: Here, “可用性” is part of a compound noun, “可用性测试” (usability test).
• Example 3: (Availability)
  • 我们的目标是确保服务器达到99.9%的可用性。
  • Pinyin: Wǒmen de mùbiāo shì quèbǎo fúwùqì dádào bǎi fēn zhī jiǔshíjiǔ diǎn jiǔ de kěyòngxìng.
  • English: Our goal is to ensure the server achieves 99.9% availability.
  • Analysis: This clearly shows the term's meaning in an IT or systems engineering context.
• Example 4: (Usability)
  • 这个新设计的界面可用性很差，用户经常找不到需要的功能。
  • Pinyin: Zhège xīn shèjì de jièmiàn kěyòngxìng hěn chà, yònghù jīngcháng zhǎo bù dào xūyào de gōngnéng.
  • English: The usability of this newly designed interface is very poor; users often can't find the functions they need.
  • Analysis: “差 (chà)” is a common adjective used to describe poor quality, and it pairs naturally with “可用性”.
• Example 5: (Usability)
  • 设计师在美观和可用性之间找到了一个很好的平衡。
  • Pinyin: Shèjìshī zài měiguān hé kěyòngxìng zhījiān zhǎodào le yīgè hěn hǎo de pínghéng.
  • English: The designer found a good balance between aesthetics and usability.
  • Analysis: This illustrates a common trade-off discussed in product design.
• Example 6: (Availability)
  • 由于系统维护，服务的可用性在周日凌晨会受到影响。
  • Pinyin: Yóuyú xìtǒng wéihù, fúwù de kěyòngxìng zài zhōurì língchén huì shòudào yǐngxiǎng.
  • English: Due to system maintenance, the service's availability will be affected early Sunday morning.
  • Analysis: A standard notification you might receive from a service provider.
• Example 7: (Usability)
  • 我们需要从用户的角度来评估网站的可用性。
  • Pinyin: Wǒmen xūyào cóng yònghù de jiǎodù lái pínggū wǎngzhàn de kěyòngxìng.
  • English: We need to evaluate the website's usability from the user's perspective.
  • Analysis: “从…的角度 (cóng… de jiǎodù)” is a useful structure meaning “from the perspective of…”
• Example 8: (Usability vs. Functionality)
  • 虽然这个软件功能很强大，但它的可用性不高。
  • Pinyin: Suīrán zhège ruǎnjiàn gōngnéng hěn qiángdà, dàn tā de kěyòngxìng bù gāo.
  • English: Although this software has powerful functions, its usability is not high.
  • Analysis: This sentence highlights the difference between what a product *can do* (功能) and how easy it is *to do it* (可用性).
• Example 9: (Resource Availability)
  • 报告分析了该地区医疗资源的可用性。
  • Pinyin: Bàogào fēnxī le gāi dìqū yīliáo zīyuán de kěyòngxìng.
  • English: The report analyzed the availability of medical resources in that region.
  • Analysis: An example of the term used in a more general, formal context outside of technology.
• Example 10: (Usability)
  • 简洁的导航栏显著提高了移动应用的可用性。
  • Pinyin: Jiǎnjié de dǎohánglán xiǎnzhù tígāo le yídòng yìngyòng de kěyòngxìng.
  • English: A concise navigation bar significantly improved the mobile app's usability.
  • Analysis: Shows a specific design choice leading to better “可用性”.

The most common mistake for learners is treating “可用性” like the English adjective “usable.” It is a technical noun. For casual, everyday descriptions, you should use simple adjectives. Key Distinction: 可用性 (kěyòngxìng) vs. 好用 (hǎoyòng)

• 可用性 (kěyòngxìng): A formal noun. Refers to the abstract concept or a formal evaluation of “usability.”
• 好用 (hǎoyòng): A simple adjective. Means “good to use,” “easy to use,” or “user-friendly.” This is what you use in 99% of daily conversations.

Examples of Incorrect vs. Correct Usage:

• To describe a pen:
  • Incorrect: 这支笔的可用性很好。(Zhè zhī bǐ de kěyòngxìng hěn hǎo.) - This sounds overly academic and bizarre, like you've just conducted a formal study on the pen.
  • Correct: 这支笔很好用。(Zhè zhī bǐ hěn hǎoyòng.) - This pen is great/easy to use.
• To describe a new kitchen knife:
  • Incorrect: 我妈妈说新刀的可用性非常高。(Wǒ māma shuō xīn dāo de kěyòngxìng fēicháng gāo.) - Your mom is unlikely to use such a technical term.
  • Correct: 我妈妈说新刀特别好用。(Wǒ māma shuō xīn dāo tèbié hǎoyòng.) - My mom says the new knife is especially good to use.

Remember: if you are talking about a product in a design meeting, use 可用性. If you are telling a friend about a cool new app or gadget, use 好用.

• 用户体验 (yònghù tǐyàn) - User Experience (UX). The broader field that encompasses usability, aesthetics, and the user's overall feeling.
• 易用性 (yìyòngxìng) - Ease of use. A very close synonym for 可用性 in its “usability” sense, sometimes used interchangeably but emphasizing the “easy” aspect.
• 好用 (hǎoyòng) - The colloquial, adjectival equivalent: “easy to use,” “user-friendly.”
• 功能 (gōngnéng) - Function; feature. What a product does.
• 界面 (jièmiàn) - Interface, specifically User Interface (UI). The visual layout a user interacts with.
• 可靠性 (kěkàoxìng) - Reliability. How consistently a system or product performs its intended function without failure.
• 可访问性 (kěfǎngwènxìng) - Accessibility. A specific aspect of usability focused on ensuring people with disabilities can use a product.
• 性能 (xìngnéng) - Performance. Refers to the speed, responsiveness, and stability of a system.