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

• 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。
• 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。
• 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。
• 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。
• 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。
• 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。
• The medicine works only if taken for a long time.
  此药久服方见功。
• 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。