n a midwestern state in north central United States in the Great Lakes region
interj. (表示惊讶、恐怖、赞叹)哦
1. Oh, I didn't see you there!
哦，我没看到你在那儿！
2. Oh, that's a great idea!
哦，那真是个好主意！
3. Oh no, I forgot my keys!
哦，不，我忘记带钥匙了！