n. (c./u.)名詞 (可數/不可數)鈕扣;釦子Your shirt is missing a button
v.t.及物動詞扣上;扣住It is cold outside, you better button your coat before you catch a cold
n. (c./u.)名詞 (可數/不可數)按鍵I don't know which button to press on the computer to switch it on
n. (c./u.)名詞 (可數/不可數)按鈕Press the button to start the machine.
n. (c./u.)名詞 (可數/不可數)按鈕 (電腦)Click the 'submit' button to send the form.
n. (c./u.)名詞 (可數/不可數)花蕾The rose is still in button.
v.i.不及物動詞住口He was told to button his lip and not say anything.
n. (c./u.)名詞 (可數/不可數)鈕扣狀物His nose was as red as a button.
v.t.及物動詞壓抑He tried to button his anger, but couldn't.