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Environmental engineers are concerned with the disposal of human wastes.
环境工程师们关心人类排泄物的处置.
辞典例句
Cities of ancient times were often noxious places, fouled by human wastes and debris.
古老时期城市经常是有毒地方, 弄脏由人粪尿和残骸.
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英汉双解词典包含4367426条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。