only if

英 [ˈəʊnli ɪf]

美 [ˈoʊnli ɪf]

conj. 只有当

英英释义

adv

Political attacks work only if they find an echo with voters.
政治攻击只有在选民中引起共鸣才会有作用。
I'll go only if you go with me.
除非你跟我去，我才去。
A NOT FENCED stored procedure is recommended only if you consider the code safe to execute.
只有在您认为代码能够安全执行的情况下，才应该使用NOTFENCED存储过程。
The meat market can continue only if it is radically overhauled to conform with strict European standards.
肉类市场只有经过彻底的大检查，严格遵守欧洲标准，才能继续营业。
They can work more effectively only if the XOL package or other binary XML schema is applied.
如果应用了XOL包或其它二进制XML模式，这些标准会更高效。
China can physically raise production, but that will sustain growth only if China can sell the extra products.
中国可以提高产出，但是只有在中国能够卖出额外产出的情况下，这种增长才是可持续的。
But only if we ask the right questions.
但我们必须要问到点子上。
The medicine works only if taken for a long time.
此药久服方见功。
Please make the changes only if no-one has modified the record since I read it.
请仅在从我读取该记录后没有人进行修改的情况下进行更改。
You can make progress only if you are modest.
惟虚心乃能进步。