v.除去污物；排便；澄清；凈清
They also gave fishermen containers in which to defecate and urinate. 他們也提供盛裝糞便和尿液的容器給漁民。
The fleas will defecate on the person as they feed on their blood. 跳蚤還會在此人身上排便，因為它們就是以人血為食的。
