Siderology
炼铁学, 钢铁冶金 学
🗣️ 情景例句
Is this harmful to kids?
这对孩子有害吗？
I worked at the garage this morning.
我今早在车房工作。
or even, of there nough, in other departments of the same firm.
甚至往往不能与本公司的其他部门的同行们。