“有效期”的拼音

在保单有效期内，所缴纳的保险费是有保障的。Premiums are guaranteed throughout the term of the policy.本协议的有效期已过。The period of validity of the agreement has expired.这份保证书有效期为一年.This guarantee is valid for one year....

“有效期”的英语可以翻译为：term of validity，period of validity ...