only when

英 [ˈəʊnli wen]

美 [ˈoʊnli wen]

只有当; 除非

英英释义

adv

Money is an acquisitive instrument only when it is exchanged for some other economic good.
仅当货币交换其它经济财时，它才是一种营利工具。
Only when they got to a safe place, could we regard ourselves as having done our duty.
只有当他们到达安全地方的时候，我们才能认为自己尽到了责任。
The non-bleed controller uses air only when exhausting the line to the controlled device.
无放流式调整节器只有在通至调节机构的管道排气时，才消耗空气。
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。
This limits your process to grow only when needed.
这就将您的流程限制为仅在需要时才增长。
Only when a reservoir is built here can we solve our irrigation problem.
除非在这里修个水库，才能解决灌溉问题。
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。
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。
It was only when he finally drifted off to sleep that the headaches eased.
只有当他最后迷迷糊糊睡着时，他的头痛才有所减轻。
Wife: No, only when he's drunk.
妻子：不，只有当他醉了的时候。