Optional extras
[化] 任选附件
🧩 词语组成解析
[计] 附加设备, 额外设备
🗣️ 情景例句
Many foreign friends used chopsticks when they visited China.
许多的外国朋友在访问中国的时候都使用筷子。
Think of the devil and he's looking over your shoulders.
说到曹操，曹操就到。
Everything's very quiet.I'm sure there's no one at home.
毫无动静，肯定家里没有人。