Grainal
钒钛铝铁合金(炼钢时加入, 用以改善钢的淬透性和韧性)
🗣️ 情景例句
Now I want to ask you a few questions, if you don't mind.
如果不介意的话，现在我想问你几个问题。
My sister has been engaged for two months.
我的姐姐订婚有2个月的时间了
That is not in the agreement.
借约上可没有这一条。