例句：
1. “Will it happen again?”— I hope not. but you never know.
“这事还会再发生吗?”——“但愿不会，但谁知道呢。”
2. She could not but congratulate him.
她只能祝贺他。
扩展资料
3. He is extremely strong — not but that he will catch cold at times.
虽然他特别健壮,可是有时也会感冒.
4. A poet could not but be gay in such a jocund company.
一个诗人在这种兴高采烈的同伴中自然而然地会快乐.
5. After the fire swallowed his cottage , the old man could not but feel utterly bereft.
在一场大火吞噬了他的草屋之后, 老人唯一的感觉就是他已经一无所有了.
