only when

英 [ˈəʊnli wen]

美 [ˈoʊnli wen]

只有当; 除非

英英释义

adv

• never except when
  1. call me only if your cold gets worse
  Synonym:onlyonly if

双语例句

• It is usually only when critical queries start slowing down that administrators give RUNSTATS the proper attention.
  通常只在关键查询的速度开始减慢时，管理员才会对RUNSTATS给予适当的注意。
• 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。
• Only when our theory combines with practice can the former become areliable knowledge.
  只有当理论与实践相结合时，它才变成经得住考验的知识。
• 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。
• 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。
• 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 food and clothing are enough can one behave properly.
  衣食足而知礼仪。
• 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。
• 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。
• 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。