过去是

British Museum:Korea was a vassal kingdom of China.

大英博物馆：朝鲜过去是中国的属国。

If you have been a good customer in the past, then there is no reason why they shouldn't waive fees.

如果你过去是一个好的消费者，那么他们实在没有理由不放弃一些费用。

Patient: Well, you see, I used to be a window washer.

病人：你知道我过去是个玻璃清洗工。

We used to work in the same workshop .

我们过去是在同一个车间工作的。

She used not to like playing with a yo-yo,but now she likes it very much.

他过去是不玩溜溜球的，但是现在她很喜欢。

Tim Youngblood said:"He used to be a banker, Byron. I s'pose he might-"

Tim说："Byron，他过去是个银行家，我想他也许。。"

Their actions became a landmark in citizen efforts to win concessions from a government that by tradition brooked no opposition .

这场运动以成为市民努力赢得政府让步的里程碑，这在过去是政府不能容忍的。

Corn gray spot causing by Cercospora zeae-maydis was viewed only as a minor disease ever before in China, however, since 1990's, it has become one of the serious diseases occurring in growing area in northeastern China, therefore it has been listed as major disease which demands highly effective control measures against it for sustainable growth of corn production.

玉米灰斑病在我国过去是次要病害，但进入90年代以来，该病已成为东北玉米产区主要病害之一。

In the past it was commonly referred to as congestive heart failure.

在过去是通常被称为充血性心力衰竭。

In the stillness of being, the past as the watcher, as the experiencer, is not.

在存在的静止中，作为观察者、体验者的过去是不存在的。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。