Cercomonas
[医] 单鞭滴虫属
🗣️ 情景例句
It's nice meeting you.
很高兴认识你。
My class went camping last summer.
去年夏天我们班去露营了。
He gets into the lift, and goes up to the twelfth floor.
他进入电梯，然后升至第12层。