我担心的不是自己，而是婴儿。

I'm not afraid for me, but for the baby.

《牛津词典》

我没有开灯，而是摸索着穿过房间。

I didn't turn on the light, but groped my way across the room.

《柯林斯英汉双解大词典》

墙面不是白的，而是灰不溜秋的。

The walls were not white, but rather a sort of dirty grey.

《牛津词典》

take a look at page 917, the left-hand column, where Derrida is talking not about Levi-Strauss but about Saussure.

看一下第917页，左边，这里德里达不是在说列维而是在说索绪尔。

耶鲁公开课 - 文学理论导论课程节选

This is the modern city, not as a scene of fragmentation or despair, but rather a place of ascent and aspiration.

这是一座现代化的城市，并不是破碎或绝望的场景，而是一座在上升的渴望之城。

耶鲁公开课 - 现代诗歌课程节选

Because they would have started with the hypothesis, not that there existed a month, but that June was particularly likely.

因为他们是有了假设然后再开始做实验的，而不是说有一个这样特殊的月份，而是六月是一个特殊的月份。

麻省理工公开课 - 计算机科学及编程导论课程节选