Convenances
n. 礼仪;惯例;习俗
🗣️ 情景例句
Please sit down, Mr. Mark.
请坐吧，马克先生。
Do you know Mary?
你认识玛丽吗？
But I didn't see much during the flight because there was too much cloud.
但我在飞行途中并没有看到什么东西，因为云层很厚。