Bang
砰───Bang;磕───Knock
Bang and pop are onomatopoeic words.───bang和pop是拟声词。
Bang, bang, you're dead!' shouted the little boy.───砰！砰！你死了！”小男孩喊道。
Suddenly there was a loud bang.───突然发出砰的一声巨响。
and planets are made out of iron and silicon, and that didn't all come from the Big Bang. It had to come from somewhere else.───星球是由铁和硅组成，但这些都不是来自大爆炸。那么一定是来自其他地方。
To think about this question, recall the pillars on which our current understanding of the big bang is based.───要能够好好地思考这个问题，必须先回顾一下我们目前对宇宙的理解是建立在哪些基础之上。
On the other hand, they offer quite a bit of bang for the buck, so to speak, in terms of architectural code coverage.───而另一方面，就架构性代码覆盖率来讲，系统测试是一件极为划算的事情。
This technology is bang up to date .
The engine let out a bang.
I ran slap bang into a lamp-post.
There was a bang as the gun was fired.
The bang reverberated through the house.