Casehardening
v. 使无情, 使表面硬化( caseharden的现在分词 )
✅ 同义词
🗣️ 情景例句
Don't count on a salary increase this year.
别指望今年会给你加薪。
To organize a new political party
组织新政党
They're blue.
是蓝色的。