human excrement的用法和样例:
例句
- It remains a major problem in tropical countries, where it spreads through human waste used to fertilize crops.
在热带国家,这仍是一大问题,因为钩虫会随著用来为谷物施肥的人类排泄物传播疾病。 - An acceptable and practical system for the disposal of human excreta is the key to reducing health hazards.
减少健康威胁的关键在于建立可以接受的,实用的人类排泄物处置体系。