vt.驱逐；开除；排出
Russia has lately decided to expel a US diplomat from its land, . 俄国最近驱逐了一名美国外交官。
He was expelled from the school. 他被学校开除了。
The lungs expel carbon dioxide when we exhale. 当我们呼气时,肺所排出来的是二氧化碳。
