responsibility/rɪˌspɒnsə'bɪlətɪ $ -ˌspɑːn-/

n. a duty to deal with or take care of sb/sth

n. 〖复ties/-tɪz/〗 [C; U] 责任：[responsibility for (doing) sth] He has responsibility for keeping the room clean. 他负责保持房间干净。

◇[it is sb's responsibility to do sth] It's my responsibility to look after you. 照顾你是我的责任。

◇family responsibilities 家庭责任

构词responsible + il + -ity