英和和英

a button on a coat

fasten buttons

provide with buttons

to fasten one's coat with buttons―button one's coat

undo the buttons of

to sew on a button

to sew a button on

to press a button

push the button down

press a button

to undo a button―（上衣のボタンなら）―unbutton one's coat

to undo a button―unbutton one's coat

to finger a button―fumble a button

blue cohosh

a button for forward track skipping

to press the button

a style of skirt called a button-down skirt

sew a button on

Click the button

A button comes off.

A button fell off.

fasten with buttons

a buttonhole

A button comes undone―（靴のボタンなら）―A shoe comes unbuttoned.

at the pressing of a button

sew the button down

to sew on a button

A button comes undone

press the Enter key

to finger a button