only if

英 [ˈəʊnli ɪf]

美 [ˈoʊnli ɪf]

conj. 只有当

英英释义

adv

A partition is locked only if a reference is found.
只有发现了引用，分区才锁定。
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。
The two sides will clash there only if Chelsea beat Sunderland in their quarter-final replay.
只有切尔西队在四分之一决赛的重赛中击败桑德兰队，双方才会交锋。
Marty finally agreed, but only if Fred would go there with him to give him courage.
马蒂最终同意了，但是要求佛瑞德和他一起去，给他鼓气。
But only if we ask the right questions.
但我们必须要问到点子上。
But seriously, these tricks will work only if you have at least the basics of English.
但是，说真的，这些窍门要想发挥作用，至少要有基本的英语能力。
Use it only if you must have its features or if you want to contribute to Samba development.
如果您一定要试用其功能或者想要帮助Samba开发，可以使用它。
Syria will attend only if the negotiations deal with issues of substance.
只有在谈判涉及重大问题时叙利亚才会参加。
Don't help her out of pity, but only if you think she deserves it.
不要因怜悯而帮助她，除非你认为她值得你帮助。
You can make progress only if you are modest.
惟虚心乃能进步。