Silmelec
硅铝耐蚀合金
🗣️ 情景例句
I'd love to, Philip, but I'm afraid I can't.
我很想， Philip ，但是恐怕不行。
There have been a lot of changes here in the last 20 years.
在这20年里这里有很多变化。
He was a shrewd and wealthy businessman, but most people in the town hardly knew anything about this side of his life.
他是个精明能干、有钱的商人，但镇上大部分人对他生活中的这一个方面几乎一无所知。