I was waiting for the right moment .

我正在等待恰当时机。

Jack was hurt deeply, and he bided his time for revenge.

杰克受了很深的伤害,他等待着报仇的时机。

Our neighbour seems to be doing nothing, but in fact he's just biding his time.

我们的邻居看来似乎无所事事,但事实上他在等待时机。

She'll abide her time.

她将等待时机。