基本解释v.脱水；去水同根派生 英汉例句用作动词 (v.)People can very quickly dehydrate in the desert.人在沙漠里很快就会脱水。Her body had dehydrated dangerously with the heat.她因受酷热身体脱水。When I forget to water my plants, they dehydrate and die.如果我忘记给花浇水，他们就会缺水而死。