I had just enough time to finish eating before the bell rang and I was off to my first class.

我在铃响前刚好有时间吃完，然后就去上第一节课了。

《柯林斯英汉双解大词典》

She thought she had been listening in class the week before. But apparently the words had bounced right off her ears.

她以为一个星期前自己在课堂上认真听讲，但很显然，这些话只是从她耳边掠过。

youdao

The men, rugged-looking and some of them with flecks of gray in their beards, look daunted but determined as they take turns standing up before the class to read basic sentences off the blackboard.

这些男人看起来饱经风霜，他们中的一些人的胡子上还有一些灰色的斑点，他们轮流站起来当着全班的面朗读黑板上的简单句子时有些不安却又十分坚决。

youdao

It would start by addressing the way in which middle-class income is drained off before it ever reaches the middle class.

CNN: A good start to reviving the middle class

Redknapp replaced Rafael van der Vaart with Roman Pavlyuchenko and the Russian was twice thwarted by Green before the England goalkeeper pulled off a world-class save to push Bale's set-piece on to the bar.

BBC: Tottenham 0-0 West Ham

About half of them will never get out in my opinion: they will end up in the destitute and hopeless class, couchsurfing and scrounging off their still-surviving friends for a while before finally giving up their sense of middle-class identity and accepting their new lives in trailers, tent cities or on the streets.

FORBES: Kubler-Ross and #OccupyWallStreet