🧩 词语组成解析
🗣️ 情景例句
You know, the goods were inspected by the Commodities Inspection Office before shipment.
你知道，这批货物在装船前是经过商品检验局检验的。
I'm tired.
我累了。
It is fairly clear that sleeping period must have some function,
很清楚，睡眠必然具有某种作用。