O-
[医] 正, 邻(化学)
🗣️ 情景例句
Right. And the phone number?
好的。电话是多少？
He didn't visit this country on the tour.
他在旅行中不拟访问这个国家。
No one suspected that there might be someone else on the farm who had never been seen.
谁也没想到农场竟会有一个从未露面的人。