I always felt his attitude was, "What do you know about it?"

Keep quiet, we don't want the whole world to know about it.

安静些, 我们可不想让人人都知道这件事.

Even those on the outside know about it.

这事儿外头全知道了.

I happened to know about him.

我正巧知道一些有关他的情况.

The boy is old enough to know better.

这个男孩已经长大知道好歹了.

Once understand Wang Xiaobo, we can know better about his works.

先知王小波其人, 方能更好地理解其作品.

Artoo-Detoo, you know better than to trust a strange computer . Ouch!

R2!你知道不该相信别人电脑小心!

I should know better than to expect a kindness for our enemy.

我们应知道期望敌人的仁慈是不对的.

You are old enough to know better than to steal.

你已经长大了,应该知道不能偷窃.

I know better than to go swimming after dinner.

我不致笨得吃过饭就去游泳.

You know better than to run around like that. Now go wash your hands, please.

“你应该知道不准那样在家里面跑吧. 现在去洗手. ”

You should know better than to be out wandering around.

你该知道在外面闲逛是不好的.

There are some very obvious phrases that we all know or certainly should know better than to use.

我们都知道或是肯定应该知道有些说法已毫无新意，最好避免使用。

I know better than to do such a thing.

我不会糊涂到干出这种事情来.

He was brought up to know better than that.

他被教养的深谨此道.

She should know better than to spend all her money on chocolate.

他应当明白把所有的钱花在实巧克力上是不对的.

She should know better than to poke the animal with her umbrella.

她应当知道不该用伞去捅动物.

He should know better than to eat moldy food.

他不会笨到吃发霉的食物.

I suppose you think you know better than your parents!

我看你是自以为比你父母懂得都多.

She know better than to smoke a cigarette in his presence.

她很懂得不当他的面吸烟.

The big book of Nature they know by heart.

大自然这部巨著被他们熟记于心.