“没什么”怎么读？

我知道那根本没什么大不了的，所以有些无动于衷。I know it's nothing serious and I feel quite unemotional about it.她是个非常沉着的人。没什么能让她惊慌的。She was a very calm person. Nothing could fluster her.这种产品看起来和点燃后都与常见的香烟没什么两样。The product looks and burns ...

“没什么”的英语可以翻译为：it doesn't matter，it's nothing，that's all right，never mind ...