Hardened and tempered steels
[化] 调质钢
🧩 词语组成解析
hardened
[['ha:dnd]]
a. 变硬的；坚定的
and
[ənd, ən,ænd]
conj. 和，与;而且;于是，然后;因此;
a. 回火的, 缓和的, 脾气...的
n. 刀组；各种钢（steel的复数）
🗣️ 情景例句
It probably means he's clearing his throat.
也许表示他正在清喉咙。
There are some feelings that time cannot benumb.
人类的感情是历久不衰的东西。
It's a bit small, isn't it?
缸不小吗？