Blades of grass are unbent.

小草的叶子也没有因此折腰，

The judge unbent and behaved like a boy.

法官松弛了下来,举止像个小男孩.

He can only be unbent in the family circle.

他只有在家庭圈子里才能轻松自如。

At the party even the professors unbent and told jokes.

在晚会上，连教授们也变得轻松随和，讲些笑话。

She was very formal at first, but then she unbent a little and told a joke.

她起先显得很正经, 但后来变得随和些,还讲了个笑话.

But that iron set frown on the young brow would not have unbent even for the silver.

但即使得了钱，他那幼嫩额头上铁箍般紧锁的双眉也不会舒展开来。

I sat against the back of the chair and stretched my arms , I saw my fingers were so pallid and not unbent .

我靠在椅背上，松开双手，看到手指煞白且无法伸直。