You pick a door say number 1 and the host who knows what's behind the doors opens another door say number 3 which has a goat.

主持人让你随便选了一个门。比如说，你选择了1号门。但你还不知道你是否选到了车。然后主持人打开了另一扇门，比如3号。

youdao

You pick a door, say number 1, and the host, who knows what's behind the doors, opens another door, say number 2, which has a goat.

主持人让你随便选了一个门。比如说，你选择了1号门。但你还不知道你是否选到了车。然后主持人打开了另一扇门，比如2号。

youdao

Ideally, you could go online, pick out what breed you want, and it would come to your door with a red bow on it.

最理想地是，你可以在网上挑选你想饲养的宠物，它会带着一个红色的蝴蝶结来到你的门前。

youdao

Conversely, nothing opens the door to arbitrary action so effectively as to allow those officials to pick and choose only a few to whom they will apply legislation and thus to escape the political retribution that might be visited upon them if larger numbers were affected.

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If the losses and liquidation pick up steam, and the 20-day moving average is broken on a closing basis, it would open the door for addition losses throughout the week.

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