After closing the big deal, the sales team felt lighthearted for the rest of the week.

談成那筆大生意後，業務團隊整個星期都感到輕鬆愉快。

The manager opened the meeting with a lighthearted joke to ease everyone's nerves.

經理用一個輕鬆的笑話開場，讓大家不再那麼緊張。

Passengers seemed lighthearted as they boarded the flight to Hawaii for the company retreat.

搭機前往夏威夷參加公司旅遊時，乘客們看起來無憂無慮。