Pergamon
[计] 培格曼
🗣️ 情景例句
10 percent down and the balance at the time of shipment?
百分之十付现款，余额在装运时付清吗？
As soon as she quit the room he returned to it.
她刚离开房间，他回来了。
Cancer is a deadly disease.
癌症是一种致命的疾病。