Unsettledness
不安
🗣️ 情景例句
You look much younger than ... years old.
你看起来比……年轻多啦。
In my opinion, the product must be priced under $ 300.
就我的意见来说，产品价格必须订在300美元以下。
Once the existence of this wave-length had been discovered,
一旦这种波长的实际存在被发现，