Above all, travellers should be very careful with food and water, including ice, and remember this simple rule: boil it, cook it, peel it, or forget it.

最重要的是，旅行者应对食物和水(包括冰)十分谨慎，并记住这一简单规则：煮沸，煮熟，削皮或忘掉。

youdao

Ice is only as safe as the water from which it is made, and should not be put in drinks unless it is known to be safe.

冰块只有当制造冰块的水安全时才是保险的，只有知道冰块安全时才能加入饮料。

youdao

Drink a glass of water - If you're like most people you're not drinking as much water as you should be each day. Get a tall glass add ice and fill it with cold water.

喝一杯水- - -如果你像大多数人一样每天不喝很多水的话，拿一个大杯子放上冰块倒满一杯水。

youdao

And it doesn't carry a notion of sanctions, meaning I don't think anybody should be punished for eating strawberry ice cream.

而且这个判断也没有惩罚的意味，也就是说没有谁,会因为吃草莓冰淇淋而受罚。

耶鲁公开课 - 心理学导论课程节选

It should never be mixed, and only served neat or maybe with one ice-cube.

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