duìkōnghuǒqì
ㄉㄨㄟˋ ㄎㄨㄥ ㄏㄨㄛˇ ㄑㄧˋ
Simplified 对空火器
Taivo → Settings → Partner inbox → Make the link. It stays in this browser.
Keep 對空火器 and it comes back until you know it.