Selective tempering
[化] 局部回火
🧩 词语组成解析
selective
[si'lektiv]
adj. 精心选择的;选择的，不普遍的;淘汰的;
[医] 回火, 淬硬
🗣️ 情景例句
What's the problem?
是什么问题？
He is rich enough who owes nothing.
无债就是富。
The conditions of society are such that skills have to be paid for in the same way that goods are paid for at a shop.
社会上的情况就是如此，技术是必须付钱去买的，就像在商店里要花钱买商品一样。