AO
abbr. 安哥拉(Angola);……账上(account of);和其他,等等(and others)
例句
Ao we really have to dress up?
我们真的需要盛装打扮吗?
Ao you know why she refused my love?
你知道她为什么拒绝我的求爱吗?
Ao you know how to operate this washing machine?
你知道怎么使用这台洗衣机吗?