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
A red sky at night indicates fine weather the following day.
晚上天边红预示着明早天气好。
Do you speak English?
你会说英语吗？
The sight of the dead body scared him stiff.
看到尸体把他吓僵了。