Collergang
轮碾机, 碾砂机
🗣️ 情景例句
What's bugging you?
你正烦什么？
He gave a lecture on agriculture.
他作了一个关于农业的讲座。
and he estimated that there were more than 2,250,000 in one acre;
他估计每英亩草坪里有225万多只蜘蛛。