Aldural
包纯铝的硬铝合金, 高强度铝合金
🗣️ 情景例句
I have a new math program, and I want to learn how to use it.
我有一个新的数学程式 我想学习怎样用。
It is no use crying over spilt milk.
泼水难收。
He is respectful to his elders.
他对长辈很恭敬。