Centricleaner
[化] 锥形除渣器
🗣️ 情景例句
What grade are you in?
你在几年级？
My hobby is collecting stones.
我的嗜好是收集石头。
I often go-swimming, sometimes in a lake near my home, and sometimes in the river.
我经常去游泳，有时在我家附近的湖里，有时在河里。