only if
英 [ˈəʊnli ɪf]
美 [ˈoʊnli ɪf]
conj. 只有当
双语例句
- 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。 - 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。 - 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。 - The lawyer is paid only if he wins
只有官司赢了才支付律师费。 - The placebo effect can be understood only if we acknowledge the unity of mind and body.
只有我们承认身心一体，安慰剂效果才能被理解。 - 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。 - You can make progress only if you are modest.
惟虚心乃能进步。 - I'll do that, but only if we set a few rules.
我可以干，但我们得定几条规矩。 - I'll go only if you go with me.
除非你跟我去，我才去。 - The medicine works only if taken for a long time.
此药久服方见功。 - One can grasp a foreign language only if he studies hard.
唯有努力学习，才能掌握外语。 - But only if we ask the right questions.
但我们必须要问到点子上。 - Perhaps, but only if the state-owned company is willing to make some changes.
也许吧，但只有这家国有企业愿意做一些改变，才可能脱离困境。 - But only if you bring in the right people.
但前提是要招对人。 - 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。 - 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。 - 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。 - 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。 - 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。 - 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。 - 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。 - 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。 - 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。 - The password is required to open the truststore only if you wish to add certificates to it.
仅当您要向信任存储添加证书时，您需要这个密码来打开信任存储。 - Remember that the type is defined only if you use a location in the grammar!
记住，只有当您在文法中使用位置时才会定义类型。 - This tip is useful only if you decide to support both javac and ECJ.
如果决定同时支持javac与ECJ，这一提示将很有用。 - 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。 - 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。 - The latter will work only if you are on the same network as the WPAR manager.
仅当您处在与WPAR管理器相同的网络中时，后面一种方法才能正常工作。