Celenteron
原肠
🗣️ 情景例句
This has been a hard course for me.
这门课对于我来说很难。
It's an honor to be speaking to you today.
今天跟你们说话至感荣幸。
There are four seasons in the year here--spring, summer, autumn and winter.
这儿一年有四季--春、夏、秋、冬。