only if

英 [ˈəʊnli ɪf]

美 [ˈoʊnli ɪf]

conj.  只有当

英英释义

adv

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

双语例句

• You can make progress only if you are modest.
  惟虚心乃能进步。
• 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。
• 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。
• 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。
• 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。
• 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。
• 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。
• A partition is locked only if a reference is found.
  只有发现了引用，分区才锁定。
• 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。
• 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。