Hdm
分层开发方法论
🗣️ 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。
The missile is in pursuit of the jet.
导弹追赶着喷气机。
No, I can carry it.
不，我能搬得动。