忡忡[chōng chōng]
词典careworn：<书>忧虑憔悴的；忡忡。
词典anxious：焦急的；渴望的；令人焦虑的；流露出忧虑的。
词典laden with anxiety：忡忡。
词典忡忡是什么意思
词典worried and sad：忡忡。
danci.911cha.com
laden with anxiety; careworn; anxious; worried and sad:
例：忧心忡忡
heavyhearted; deeply worried