You will be laid on your side or back in a comfortable position as the endoscope is gently passed through your mouth and into your esophagus, stomach and duodenum.

当你找到一个舒服的正卧或侧卧姿势躺好后，医务人员会从你的口轻轻放入内视镜。内视镜通过口、食管，到达胃和十二指肠。

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And they have given it the same front and back, in an identical position but on the mouth of the Yangtse.

但是他们竟然在长江的入海口复制了一个有着相同衬景的店。

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Even if you visit your dentist regularly, you are in the best position to notice changes in your mouth.

除非你定期拜访牙医，你才能很好的注意口腔状况的改变。

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Abu Musa occupies a commanding position near the mouth of the Strait of Hormuz, through which a fifth of the world's oil passes under the protective eye of the American navy.

ECONOMIST: Persians v Arabs

As he moved on foot toward what he believed to be a Taliban position, Qasim directed his men by whistling, with two fingers in his mouth.

NEWYORKER: After America