搅土器, 剖土机
She stabbed him in the leg with a kitchen knife. 她拿菜刀捅伤了他的腿。
He came running here with a knife held in one hand. 他一手握着刀向这里跑来。
A knife is one of the simplest of tools. 刀是一种最普通的工具。
You need a sharp knife to cut through the knot. 你需用快刀才能把结切断。
His cheek was badly scarred by a knife cut. 他的面颊上留有严重的刀疤。
The boy was delighted with his new knife. 男孩有了新的小刀后很高兴。
