在一些文化中，我们用握手或其他手势来打招呼，以表明我们没有携带武器——我们是为和平而来。

In some cultures we greet people by shaking hands or with another gesture to show that we are not carrying weapons—that we come in peace.

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在法国，用亲吻来打招呼是很常见的。

In France, greeting with a kiss is very common.

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欧洲人通常会用亲脸颊来打招呼。

Europeans often greet each other with kisses on the cheek.

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They hailed us desperately. We stopped to see.

她们拼命向我们打招呼，我们停下车来。

耶鲁公开课 - 1945年后的美国小说课程节选