Siderology
炼铁学, 钢铁冶金 学
🗣️ 情景例句
But I need some information.
但我需要一些资料。
Proverbs are the wisdom of the ages.
谚语是时代的智慧。
Aware of these pitfalls, this year I attempted to keep my resolutions to myself.
这样一旦滑回到那些老习惯上去，我们在别人的眼里会显得更加难堪。