To prevent that from happening, American Secretary of State John Hay proposed what became known as the "Open Door" policy.

VOA: special.2010.07.29

And the degree to which you can have experiences where you are being intimate with the natural world, is part of that sort of key to open the door to those transcended experiences and to the spiritual nature.

你会有一些与自然亲密接触的经历,你能从这些经历中感悟到多少，决定着,你能否打开通往超验和,神性的门。

普林斯顿公开课 - 人性课程节选

and then finally you get him to also open up the refrigerator and get the beer, open the door, and in that way you can train creatures to do complicated things.

最终你还是让他打开了冰箱,取出了啤酒，打开冰箱门，用这种方法,你可以训练各种生物去做些复杂的事情。

耶鲁公开课 - 心理学导论课程节选

So in May,nineteen hundred, he announced that all the nations involved had given their approval to the "Open Door" policy.

VOA: special.2010.07.29

And now let's suppose that your parents are going away for the weekend and they leave you with the following instructions: If it's raining tomorrow morning, when you wake up, you are to close the windows, open the door and let the cat in, phone the grocer and have him send over the following list of groceries. All right.

现在假设你们的父母这周末,离开了，给你们留下了,以下的一些指示：,如果明天早上下雨了，醒来的时候，要把窗户关好，打开门,让猫进来，打电话给杂货店并且让他,送来以下的生活用品，好的。

哈佛公开课 - 计算机科学课程节选

But now they decided it would not be wise to re-open the door.

VOA: special.2009.06.24

So if we want belief in a soul to help us leave open the door to the possibility that I survive the destruction of my body, it had better not be that the body is an essential part of me.

因此如果我们相信灵魂,可以帮助我们在幸免一死的,问题上打开一扇窗,那么必须是肉体不是我的重要组成部分

耶鲁公开课 - 死亡课程节选

The astronauts had planned to re-open the door during their four-day flight.

VOA: special.2009.06.24

Then rinse under running water. In a public restroom, if you dry your hands with a paper towel, you should also use the towel to shut off the water and open the door.

VOA: special.2010.09.29

President Obama says the energy bill will open the door to a clean-energy economy and a better future for America.

VOA: standard.2009.06.27

Mr.Singh,in recent days, has said his government is not yet ready to quantify reduction targets but he has left the door open to that.

VOA: standard.2009.11.08

"SB 1070 will blow the door open to increased racial profiling wrongful arrests and other discrimination against anyone who police reasonably suspect may be undocumented."

VOA: standard.2010.05.08

House Speaker Pelosi agreed, saying Congress and the Obama administration must keep the door open to additional steps, even as the current stimulus plan begins to work.

VOA: standard.2009.03.10

After the vote,British Ambassador Mark Lyall Grant read a statement on behalf of the group's foreign ministers, which said the door to continued negotiation would remain open.

VOA: standard.2010.06.09

President Obama said the door to additional members remains open.

VOA: standard.2009.04.04

"We felt like no matter how non-violent you were, unless you had a law on the books or a decree by a court, that the same restaurant that could open up its door to a black person on Monday could close it on Tuesday if there were no law demanding it be kept open."

VOA: standard.2010.04.16