随身携带保温杯，叫咖啡销售员将咖啡倒入杯中而不要使用一次性杯子。
Carry your own thermal mug and ask coffee retailers to fill it for you rather than taking a disposable cup.
乘客：不必了。不用麻烦了。我旅行时都随身携带药的，给我来杯热水好吗？
Traveler: No need realty. Don't take the trouble. l always take pills with me when I am traveling. Can I have a glass of hot water?
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