n.

1. 責任[U][（+for）]
   A little child does not feel much responsibility.

   小孩子不感到有什麼責任。

2. 責任感[U]
   He is completely lacking in responsibility.

   他完全沒有責任感。

3. 職責，任務；義務，負擔[C]
   Keeping house is my responsibility.

   管家是我的事。

4. （智力，財力等方面的）責任能力；可信賴性[U]

n.

1. the state or fact of being responsible.
2. the opportunity or ability to act independently and take decisions without authorization.
   ▸ (often responsibilities) a thing which one is required to do as part of a job, role, or legal obligation.