Oh, what have you done, you wretch!

噢，你都干了些什么，你这个混蛋！

《柯林斯英汉双解大词典》

Oh， what a surprise!

啊! 多么令人惊奇呀!

《新英汉大辞典》

Oh, what am I like? I just completely forgot it.

啊，我这是怎么啦？我竟把这事忘得一干二净了。

《牛津词典》

ALLEN: "What is it,Mister Benny?" BENNY: "Oh,Mister Allen,have you heard that they're making women's bathing suits out of spun glass?"

VOA: special.2009.03.09

There's no classical analogy that explains oh, this is what you can kind of picture when you picture a wave function.

可以解释：,哦，这就是，你想象的,波函数的样子啊。

麻省理工公开课 - 化学原理课程节选

maybe fill in the holes and you kind of figure out, "Oh, yeah, okay, that's what happened there."

也许可以试着填空，你会弄明白的，“哦，对了，好吧，原来是那样。”

英语学习技巧 - SpeakingMax英语口语达人

Sir Walter Scott nailed it: Oh what a tangled web we weave, when first we practice to deceive!

FORBES: Magazine Article

Oh what the U.S. could have done if it had put a call on Iraq's Rumaila oil field.

FORBES

What we want is a cookie that will elicit: "Oh what a pretty cookie and mffff taftes goog too!"

NPR: Pursuit of the Perfect Christmas Cookie