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
Things have worked out badly.
情况进展得很不理想。
What sort of guarantee do you offer on your product?
你们提供什么样的产品保证呢？
Fortunately, nothing was found and five hours later we were able to take off again.
幸运的是，什么也没有找到。5个小时后，我们又起飞了。