Self-checkout
（让顾客在无收银员的情况下）自行付费结帐的零售系统
🧩 词语组成解析
self
[self]
n. 自己;本人;本性;私利;
adj. 同一的;纯净的;单一的;
vt. 使自花授精;使近亲繁殖;
vi. 自花授精;
checkout
['tʃekaut]
n. 检验，校验;结帐;
🗣️ 情景例句
We'll have a chance to talk to them later.
我们以后还有机会跟他们谈。
Who minds his own business has no time to mind other folks.
为人只顾自己事，就无时间关心人。
It's a pen.
一支钢笔。