Tempering sand
[机] 调质砂
🧩 词语组成解析
[医] 回火, 淬硬
sand
[sænd]
n. 沙;沙滩;沙色;
vt. 撒沙于;用砂纸磨光;
🗣️ 情景例句
It was dumb of you to say that.
你说那种话真的是太愚蠢了。
The two warring countries refused to negotiate.
这两个交战国拒绝谈判。
Thank you, everyone. Please come in, said Ann.
“感谢你们大家。请进来”安说。