责任
zé rèn
responsibility
blame; duty; CL:個|个[ge4]
duty (责) + person (任) = responsibility
责 combines a sense of precious things (贝, shells/money) with accountability for them — you are answerable for what has value. 壬 in 任 is phonetic; the person radical (亻) keeps the focus on the human who carries the duty.
照顾好孩子是父母的责任。
zhào gù hǎo hái zi shì fù mǔ de zé rèn。
Taking good care of children is the responsibility of parents.
出了这么大的问题，你应该承担责任。
chū le zhè me dà de wèn tí，nǐ yīng gāi chéng dān zé rèn。
Such a big problem has occurred — you should bear the responsibility.