那也可以。不过恐怕你不能吃牛肉。

That's OK.But I'm afraid you can't eat beef.

youdao

恐怕你不能，但如果你想，你可以呆在那儿直到下午5点。

I'm afraid you can't, but you may stay there till 5pm if you want to.

youdao

当然可以，不过恐怕你们不能大声喧哗，邻居们都上年纪了。

Yes, of course, but you can't be noisy, I'm afraid. The neighbors are rather old.

youdao

When we get to the spell checking, the dictionary assignment, when you're actually manipulating text files, maybe writing some output, these lower level details that actually empower you to solve problems properly.

当你检查拼写时，字典查询，当你熟练运用这些文本文件时，可能是写一些输出文本，这些小细节,恐怕可以帮助你合理解决问题。

哈佛公开课 - 计算机科学课程节选