Trichodina
车轮虫属
🗣️ 情景例句
Where are you going during Summer vacation?
暑假你打算去哪儿？
Mr. Smith is still in his forties.
史密斯先生才四十几岁。
If it were gentle, only the more unstable rods fell.
如果地震轻微，只有不稳定的木棒倒下；