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
Can I leave him a voice in mail?
我可以在他的语音信箱里留话吗？
Then the whole family sits around the table, feasting and welcoming the first day of the new year.
然后全家围坐在桌旁吃团圆饭，迎接新年第一天的到来。
This modern faith in medicines is proved by the fact
这个事实证实了现代人对药物的信赖。