Sand bond
[机] 砂结合力
🧩 词语组成解析
sand
[sænd]
n. 沙;沙滩;沙色;
vt. 撒沙于;用砂纸磨光;
🗣️ 情景例句
Where do you want to go to eat?
想到哪儿吃？
Why are you walking so far?
你为什么走得这样快？
Who but Jack would do such a thing?
除了杰克谁会做这种事呢？