当你知道你可以干出一番事业时，你会让自己有信心。

You reassure yourself when you know you can do things.

youdao

当下，有很多中等身材的年轻女孩倾向于通过减肥来让自己更好看，对于她们来说这样能够帮助提升自信心。

Nowadays, many young girls of medium build tend to lose weight to look more beautiful, which for them can help improve their confidence.

youdao

我的观点是，不管怎样，这至少让他们对自己手上的武器库有了更多的信心。

My view is that this gives them much more confidence in whatever Arsenal they have.

youdao