在一些文化中我们用握手和其他的肢体语言向别人打招呼，那意味着我们没带武器，我们为和平而来。
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.
不信任不幸地成为我们的流行语，举手打招呼越来越难做到，因为那意味着向别人发出邀请。
Mistrust becomes our unfortunate catchword, and it's tougher to raise a hand in greeting because that invites people in.
不信任不幸地成为我们的流行语，举手打招呼越来越难做到，因为那意味着向别人发出邀请。
Mistrust becomes our unfortunate catchword, and it's tougher to raise a hand in greeting because that invites people in.
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