This method works best for start or stop cases where the retransmission timer never expires.

在重新传输计时器不可能计时到期的情况下，使用这一方法来进行启动或者停止是最有效的。

youdao

We could make some cross-reference queries to look for domain administrators that have the Password never expires attribute set (a part of the userAccountControl attribute).

我们可以用一些前后参照查询来找一下域管理员们的“密码永不过期”属性设置（userAccountControl属性的一部分）。

youdao

Love, never expires.

爱，永不过期。

youdao

The large size of the trial has led to concerns that the study will never collect enough events, or that it could drag on for years until after Zetia's patent expires in 2016.

FORBES: Pharmaceuticals