Unit sand
[机] 单元砂, 整体砂
🧩 词语组成解析
unit
['ju:nit]
n. 单位，单元;装置;个体;[数]单位数;
sand
[sænd]
n. 沙;沙滩;沙色;
vt. 撒沙于;用砂纸磨光;
🗣️ 情景例句
you can wash the dishes and clean up after dinner.
你就在晚餐后洗盘子和收拾桌子。
Watch me!
看好喔！
Sorry. I had a little, but I don't feel like eating.
对不起。我吃了一点儿，我不想吃。