Precleaner
预清机, 粗选机
🗣️ 情景例句
John Marchetta runs this company. John Marchetta
经营这家公司。
He who does not advance falls backward.
不进则退。
Everybody says I must be mad and they are probably right.
大家都说我肯定是疯了，也许他们说的是对的。