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
Who jammed the photocopier, again?
谁又把复印机卡住了？
I've got a headache.
我头痛。
Poor Ian!He didn't want to leave this house.
可怜的伊恩！他本不想离开这幢房子。