慢速英语:比尔·盖茨谈厕所的未来
日期:2018-11-07
Words in This Story
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feces - n. solid waste that is released from the body
parasitic - adj. living in or on another animal or plant
toilet - n. a large bowl attached to a pipe that is used for getting rid of body waste
sewer - n. an underground pipe that is used to carry off water and sewage
sanitation - n. the process of keeping places free from dirt, infection, disease, etc.. by removing waste, trash and garbage
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