解开纽扣的英文怎么说

解开纽扣的英文：
unbutton

Come on, unbutton your shirt.
快点，把衬衫钮扣解开。

Please unbutton your jacket.
请解开你的上衣。

Who do you want to unbutton.
你想解开谁的纽扣。

My little brother stand there, start to unbutton by himself.
我的小弟弟站在那里，自己开始解起纽扣。

He stepped back a few paces and unbuttoned his overcoat
他后退了几步，解开了他的大衣。