I sat down to open the mail.

我坐下来打开信件。

《牛津词典》

They'd pulled the registrar's office down which then left an open space.

他们拆除了教务主任的办公室，于是就留出了一块空地。

《柯林斯英汉双解大词典》

Open up or we'll break the door down!

开门！不然就砸门了！

《牛津词典》

The center of the museum is open, so people can look up toward the roof or down toward the ground floor.

VOA: special.2009.04.06

One side was dense honeysuckle. The other was open and slanted down to a telescoped view of the city. The white cloud was directly in front of them.

一边是浓密的金银花，另一边很开阔，倾斜的路面,向人们展示了整座城市的缩影，那朵白云在他们正前方。

耶鲁公开课 - 1945年后的美国小说课程节选

It is a much scarrier idea than saying I have this, I'm going to do it, I'm going to put it down there as opposed to being open to what may come and being uncertain whether that would be something good enough.

这和，我知道了，我要做这个，我想写这个，这种确定感相比,对可能的结果保持一种开放的心态，不知道,期待能否满足的未知感相比，更挑战一些。

普林斯顿公开课 - 人性课程节选

Emerging from a dark and yew-rich wood, I reached an open down that stretched ahead for two miles.

BBC: England��s ghostly South Downs Way

Today, CMG is getting hit hard once again, and is set to open down around 11%.

FORBES: Earnings Turning Into Big Drag On Stocks

There are shops open down on the pier which normally at this time of year would be closed.

BBC: Damien Hirst's statue Verity erected in Ilfracombe