Sterlet
[动]小体鲟(产于里海)
🗣️ 情景例句
I don't have time to take any elective classes.
我没有时间去上任何选修课。
We used to have a lot of interesting friends.
我们过去常有很多有趣的朋友。
After speaking for about half an hour he came to a sad part of the family history.
大约谈了半个小时之后，他谈到了家族史中的一件伤心事。