她拿起电话，但对方只有不祥的沉默。

She picked up the phone but there was an ominous silence at the other end.

《牛津词典》

她很严厉，但对病人很好。

She was tough but wonderful with her patients.

《柯林斯英汉双解大词典》

泰勒知识渊博，但对历史却持不尊重态度。

Taylor combined great knowledge with an irreverent attitude to history.

《柯林斯英汉双解大词典》

But this is a compound, right, it has some non-zero heat of formation from the elements. So is water, right?

但这是种化合物，对吧？,它具有非零的生成热,水也是一样，对吧？

麻省理工公开课 - 热力学与动力学课程节选

But for me, I like to look at something and just say, "I like this. I don't really know why though."

但对我来说，我喜欢看着某个东西，然后说，“我喜欢这个。但我也不知道为什么。”

关于现代美术 - SpeakingMax英语口语达人

But Milton's also sensitive to the fact that the very phrase "Christian epic" is in some way a contradiction in terms.

但弥尔顿对有些事实也很敏锐,某种意义上“基督教史诗“这个词语,本身就是矛盾的。

耶鲁公开课 - 弥尔顿课程节选