Checkpointer
[计] 检查点, 校验点
🗣️ 情景例句
You don't look a day over ...
你看起来一天也不比……大。
How long will it take you to make it?
你要多久才能做好它？
Refuse politely any cold drink from an unknown source.
应谢绝任何不明来源的冷饮。