很长的时间

Then after a long period of time

然后经过了很长的时间

Remember that an aircraft carrier costs a lot of money and it takes a long time to build.

记住，一艘航空母舰值许多钱，而且建造需要一个很长的时间。

An airhostess has to work long hours.

空姐上班得工作很长的时间。

We are all in this for a very long time.

我们都在这一段很长的时间。

It's a long time for me to do all kinds of things.

它对我来说是一段很长的时间，我可以做很多事情。

It allows you to run these processes over a long period of time.

这就能让你在一段很长的时间内运行这些进程。

"It was a long time, it was unrelentingly cold," says Ambrose.

"这是一个很长的时间，并且天气极度寒冷"，安不罗斯说。

We have been around for a very long time.

我们已经存在了很长的时间。

This, as the reader knows, happened from time to time, at very long intervals.

我们知道，每隔一段很长的时间，他便要出一次门。

Auntie Liu is my best friend, and I am sure she will take care of you.

在这个世界上我感到困惑，但可以说是很长的时间。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。