Going back to college has increased my confidence and I feel much more self-aware.

重回大学增强了我的自信，使我更加了解自己。

《柯林斯英汉双解大词典》

youdao

I seem to have lost all my self-confidence.

我好像已经丧失了所有的自信。

《柯林斯英汉双解大词典》

Now I get my self-confidence by being able to go out and run a marathon or riding my bike for 100 miles.

CNN: Ex-addicts staying sober through sport

Part of the African Pride Hotel group, the Melrose Arch Hotel has redefined urban chic in a city which I have come to fully embrace for its diversity and rising self-confidence, finally emerging strong from many years of its turbulent past.

FORBES: Connect