生效的英文短语：
take effect
go into effect
参考例句：
∙Within forty-eight hours the cea-fire in laos was established
四十八小时内老挝的停火就生效了。
∙validate a passport
使护照生效(在护照上签字)
∙Validate a contract,marriage,passport
使合同生效、使婚姻具有合法性、签准护照.
∙The Federal Rules of Evidence currently in force were promulgated by the Supreme Court and enacted by Congress in 1975.
目前生效的联邦证据规则是在1975年由国会制定、最高法院颁布的。
∙The recent nuclear tests have made the early entry into force of the treaty a more pressing task.
不久前发生的新的核试验,使《全面禁止核试验条约》尽早生效显得更加紧迫。
∙"Prison law of the PRC was promulgated on December 29, 1994 and effective as of the same date."
《中华人民共租国监狱法》于1994年12月29日颁布并于颁发之日起生效。
∙The law is effective immediately.
这项法律立即生效。
∙When does the new system become effective?
新制度何时生效？
∙A prospective statute
将会生效的法令
∙The new rules have already come into play.
新规则已经开始生效。
