unless怎么读

unless 是什么意思

unless 中文词源

来自短语on less (than), 在少于的情况下，后由于该短语的否定含义，介词on被改写成了un.词义演变比较despite, in spite of .

英语词源

unless 权威例句

1. The targets would not be achieved unless other departments showed equal commitment.

除非其他部门同样努力，否则这些目标无法达成。

来自柯林斯例句

2. Training is worthless unless there is proof that it works.

除非能证明训练有效，否则就是白搭。

来自柯林斯例句

3. The South African mailboat arrived on Friday mornings unless bad weather intervened.

除非受恶劣天气干扰，南非邮船一般在星期五上午抵达。

来自柯林斯例句

4. All bitches should be spayed unless being used for breeding.

除非是用作种犬，所有的母犬都应摘除卵巢。

来自柯林斯例句

5. I tend to forget things unless I mark them down.

除非把事情记下来，否则我常常会忘事。

来自柯林斯例句

unless 造句

1. This influence is likely to continue indefinitely unless we make a concerted effort to stop it.

这种影响可能还会继续，除非我们一致协作来改变这种局面。

-- 来源 -- About Face 3交互设计精髓

2. It really should be visible at all times in the Explorer, along with the numerical data, unless a user chooses to hide it.

存储量的信息应该总是处于浏览器中，和数值信息一起；除非用户选择隐藏。

-- 来源 -- About Face 3交互设计精髓

3. Ultimately, users must rely on accompanying text to make sense of these icons, unless they are used quite frequently.

用户最终还是依靠附加的文字来理解图标，除非它们经常用到。

-- 来源 -- About Face 3交互设计精髓

4. Our clerk cannot move a document to the top of the queue unless the queue, the document, and its position in the queue can be easily seen.

职员不能将一个文档移到队列顶部，除非队列、文档，以及文档在队列中的位置都能明显看见。

-- 来源 -- About Face 3交互设计精髓

5. Obey standards unless there is a truly superior alternative.

除非有真正卓越的替代方案，否则必须遵守标准。

-- 来源 -- About Face 3交互设计精髓

6. Similarly, we shouldn’t add windows to our application unless they have a purposes that can’t or shouldn’t be served by existing windows.

同样，我们也不应该随意为程序添加窗口；除非它有现有窗口不能或者不应该满足的特殊意图。

-- 来源 -- About Face 3交互设计精髓

7. How can they know what they can do with a tool unless they experiment with it?

只有通过尝试，否则用户又如何知道使用工具能做些什么呢？

-- 来源 -- About Face 3交互设计精髓

8. Technical goals are not terribly meaningful to the success of a product unless they are derived from the need to meet other more human-oriented goals.

产品是否成功，技术目标并不起特别主要的作用；除非这个目标来自于满足其他更偏重于以人为中心的目标。

-- 来源 -- About Face 3交互设计精髓

9. We don’t add a room to our house unless it has a purpose that cannot be served by other rooms.

在现实生活中，我们不会为房子添加房间；除非它有一个其他房间无法满足的意图。

-- 来源 -- About Face 3交互设计精髓

10. A sovereign posture program, for example, won’t feel right unless it behaves in a “sovereign” way.

例如独占姿态的程序，如果没有以“独占”的方式表现出来，就肯定会感觉不对。

-- 来源 -- About Face 3交互设计精髓