Scolecodont
[古生]虫牙, 蠕虫腭的化石, 蚜
🗣️ 情景例句
About fifteen minutes.
大约十五分钟吧。
If I had known her telephone number, I would have called her.
如果我知道她的电话号码，我就给她打电话了。
Oh ,dear! she said.
“天哪！”她说。