How to Tip Smartly?

如何给小费才恰当？

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When you travel you need to know how to tip in the country that you're in, otherwise you'll leave servers angry everywhere you go.

出去旅游时你应该知道你所游历的国家如何付小费，否则无论走到哪里你都会惹怒服务人员。

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Fossils show how the nostrils of ancestral whales moved from the tip of the snout to the top of the head.

化石展现了鲸鱼的鼻孔是如何一步步地从它们祖先长鼻子的末端跑到头顶上去的。

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Nonetheless, they had a cellphone in hand in case of emergencies and to call for guidance about how much to tip.

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How much to tip?

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So we've done the legwork for you, talking with concierges, tourist boards, and other travelers to find out the real protocol on when (and when not) to reach into your wallet and how much of a tip you should give to waiters, sky caps, maids, doormen, and cabbies all over the world.

CNN: How to tip outside the States