only if
英 [ˈəʊnli ɪf]
美 [ˈoʊnli ɪf]
conj. 只有当
英英释义
adv
双语例句
- A partition is locked only if a reference is found.
只有发现了引用，分区才锁定。 - This ensures that you save the new Hotel only if it doesn't already exist.
这确保了只在新Hotel还不存在时才保存它。 - 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。 - 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。 - 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。 - Missing join predicates, but only if a foreign key is defined.
丢失连接谓词，只在定义了外键的情况下。 - 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。 - But only if we ask the right questions.
但我们必须要问到点子上。 - Money can buy happiness, but only if you spend it on someone else, researchers reported.
研究人员日前称，金钱可以买到快乐，但前提是你得把钱花在别人身上。 - 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。