concerned

concerned
adj ~ (about/for sth/that...) worried; troubled 担心的; 烦恼的; 忧虑的
    Concerned parents held a meeting. 忧心忡忡的家长们开了一次会.
    We're all concerned for her safety. 我们都为她的安全担忧.
    I'm concerned that they may have got lost. 我担心他们可能迷路了.

牛津英汉双解词典