brooding
adjective uk/ˈbruː.dɪŋ/ us/ˈbruː.dɪŋ/
令人忧心忡忡的
making you feel uncomfortable or worried, as if something bad is going to happen
He stood there in the corner of the room, a dark, brooding presence. 他站在房间的角落里，阴沉忧虑。
忧思的;担扰的
feeling sad, worried, or angry for a long time