Sand sieving machine
[机] 筛砂机
🧩 词语组成解析
sand
[sænd]
n. 沙;沙滩;沙色;
vt. 撒沙于;用砂纸磨光;
[计] 筛选\\n[化] 筛分
🗣️ 情景例句
And I am a hard worker when I have something challenging to do.
并且在遇到挑战性的工作时，我是个很努力的人。
The watch is out of order.
这手表出毛病了。
Work on it had begun before my sister left.
这栋房子在我姐姐离开之前就已动工了，