only when

英 [ˈəʊnli wen]

美 [ˈoʊnli wen]

只有当; 除非

英英释义

adv

There is no rudder as such, so the craft can be steered only when under power.
没有真正的方向舵，所以只有在动力驱动的情况下才能操控船只。
Only when food and clothing are enough can one behave properly.
衣食足而知礼仪。
Such events occur only when the external conditions are favorable.
这种事情只有在外部条件有利时才会发生。
Additional content is loaded dynamically, but only when it's needed.
额外的内容只在需要时动态地装载。
The Bank of England insists that it will cut interest rates only when it is ready
英格兰银行坚持只有条件成熟才会降息。
Only when agriculture is fully developed can industry have sufficient materials and markets.
只有农业发展了，工业才有足够的原料和市场。
Only when the third opportunity comes will you know clearly what you should do.
而等到第三次机会，明白的人，一定知道应该怎么做了。
Only when this is properly done can you really consider making changes in your system.
仅当正确地完成了这些工作之后，您才可以考虑对系统进行实际的更改。
A widely known sentence struck my mind that only when you lose something will you know to cherish it.
有一句耳熟能详的话突然间鸣在我的脑际：只有失去了才懂得珍惜。
Only when each logical step has been checked by other mathematicians will the proof be accepted.
只有每一逻辑步骤都被其他数学家验证之后，证明才能成立。