Whenever one wants, all he has to do is just turning on a faucet or pressing a button.
按一个按钮
A button was missing from his shirt.
他的衬衫上掉了一颗纽扣。
She undid (= unfastened) the buttons of her blouse. 她解开衬衫的纽扣。
Click on the icon with the right mouse button. 用鼠标右键点击图标。
Sam, make sure Nina buttons up her jacket. 萨姆,要让尼娜把上衣扣好。
Choose ‘printer’ from the menu and click with the right mouse button.
从菜单上选取“打印机”,然后点击鼠标右键。
The dress buttons (up) at the back.
这件连衣裙是从后背系扣的。