by then

It'll be good and dark by then.

到那时天会非常黑。

By then, he was no longer in the first flush of youth.

那时他已经再有青春朝气了。

By then the gate was being broken down.

那时候大门快要被砸开了。

Phoebe by then was exhausted.

菲比那时已经累坏了。

We did not meet again for ten years,by then,the rather puny boy had grown into a six-foot man,weighing 200 pounds.

我们有10年没有见面了,本来是孩子,现在已长成6英尺高200磅重大儿了。

By then, people could not believe my own eyes, many Members on the spot to tears, wandering saint Bonaventure obviously hungry, eat the food on one.

到了那，人们简直敢相信自己眼睛，许多会员当场落泪，流浪圣博纳显然饿坏了，口就吞掉了食物。