light-hearted

1. ADJ Someone who is light-hearted is cheerful and happy. 轻松愉快的

I was amazingly light-hearted and peaceful. 我当时出奇地轻松和平静。

2. ADJ Something that is light-hearted is intended to be entertaining or amusing, and not at all serious. 轻松有趣的

There have been many attempts, both light-hearted and serious, to locate the Loch Ness Monster. 为寻找“尼斯湖水怪”，已经进行了很多或轻松有趣或认真的尝试。