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

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