Haa
abbr. 重型防空武器（Heavy Anti-Aircraft）
🗣️ 情景例句
We're a family, Harry.
我们是一家人， Harry。
Congratulations on your success in the election.
我恭喜你当选了。
where chance discoveries play a much larger part than they do in physical and mechancal industries.
同物理和机械工业相比，化学工业中偶然发现的机会要多得多。