Unidal
铝镁锌系形变铝合金
🗣️ 情景例句
What a country!
多奇妙的国家啊！
We are happy to be of help.
我们十分乐意帮助。
There are rare instances when justice almost ceases to be an abstract concept.
在个别情况下，正义不再是一种抽象概念。