Antibackfire device
[机] 逆火防止装置
🧩 词语组成解析
🗣️ 情景例句
What did you order?
您点了什么？
I was at home all afternoon.
我整个下午在家。
It was his job to repair bicycles and at that time he used to work fourteen hours a day.
他那时的工作是修理自行车，并且通常是一天工作14个小时。