这本书我从头到尾看过两遍.I've read the book twice from cover to cover.地已犁了两遍.The fields have been ploughed twice.教师连着讲了两遍.The teacher explained twice in succession....
The cage smelled of excrement.笼子里粪臭熏人。Clothing can also become contaminated with dust, feathers, and excrement.衣着则会受到微尘 、 羽毛和粪便的污染.The pavement was covered in dogs'excrement.便道上满是狗屎....