Rau
n. (Rau)人名；(俄、意、德、匈、瑞典、葡)拉乌；(英、西)劳\\nabbr. 自动装置组合单元（Remote Access Unit）；复发性口腔溃疡
🗣️ 情景例句
You need to complete some forms before the class.
上课之前你得填一些表格。
I used to take a walk in the early morning.
我过去常一大早出去散步。
I'm worried that something has happened to her.
我担心她出了什么意外。