Aisi
[机] 美国钢铁学会
🗣️ 情景例句
I wonder how he is making out in his new job.
不知他新工作做得怎么样。
I'm going to buy six inches.
我要买六英寸。
How long did it take you to accomplish this complicated job?
你花了多久才作完这复杂的活儿？