Crude sand
[机] 原砂, 原产硅砂
🧩 词语组成解析
sand
[sænd]
n. 沙;沙滩;沙色;
vt. 撒沙于;用砂纸磨光;
🗣️ 情景例句
Right. What's old?
对了， 旧的东西是什么？
The pine tree has a very wide distribution.
松树的分布很广。
Some have nuts in them, and some have meat or eggs.
有些里面有果仁，有些有肉或蛋。