Trichechiformes
海牛形亚目
🗣️ 情景例句
Not very good, I'm afraid, but I do play it a lot. Do you play, by any chance?
不怎么擅长，但我确实经常打。你有机会打球吗？
I feel much better now.
我感觉好多了。
The conference was very well organized. Everything began and finished on time.
会议安排的很好。开始和结束都准时。