Floor sand
[机] 地面砂, 背砂
🧩 词语组成解析
floor
[flɔr]
n. 地面，地板;楼层;底部;议员席;
vt. 铺地板;击败，打倒;
sand
[sænd]
n. 沙;沙滩;沙色;
vt. 撒沙于;用砂纸磨光;
🗣️ 情景例句
sacrifices have to be made by one partner from time to time.
总要有一方必须不时做些牺牲。
For a few, scholarships were sources of support.
有少数人，奖学金是他们接受教育的学费来源。
This is Wei Hua. Wei Hua, this is Jim.
这是魏华。魏华，这是吉姆。