Normagal
铝镁耐火材料
🗣️ 情景例句
I have no spare time for hobbies or activities.
我没有时间去爱好什么。
There are spots in (or on) the sum.
人孰无过。
The Turners are going on a train. The conductor is coming round.
特纳一家人在火车上。列车员走过来。