oh
01
哦, 啊
used to express surprise, realization, understanding
例子
Oh, I did n't know you could play the guitar.
哦，我不知道你会弹吉他。
Oh, I did n't realize the time. I should get going.
哦，我没注意到时间。我该走了。
oh
01
零, 哦
used as an informal way to indicate the number zero in a sequence or phone number
Oh
01
俄亥俄州, 俄亥俄
a midwestern state in north central United States in the Great Lakes region
