Backing sand
[机] 背砂
🧩 词语组成解析
backing
[['bækiŋ]]
n. 后退, 衬背, 后援, 支持者\\n[化] 衬垫
sand
[sænd]
n. 沙;沙滩;沙色;
vt. 撒沙于;用砂纸磨光;
🗣️ 情景例句
We separated recently.
别提了，我们最近刚分手。
Good-bye, Mike.
再见，迈克。
I'm going to the shops. I want to buy some food for supper this evening.
我要去商场，想买些东西为晚饭做准备。