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看门人；门房
A porter is a person whose job is to be in charge of the entrance of a building such as a hotel.
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（火车站或宾馆的）行李员，搬运工
A porter is a person whose job is to carry things, for example people's luggage at a railway station or in a hotel.
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（列车卧车的）服务生
A porter on a train is a person whose job is to make up beds in the sleeping car and to help passengers.
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（医院运送病人的）护工，勤杂工
In a hospital, a porter is someone whose job is to move patients from place to place.