1. 参与;介入;卷入
Your involvement in something is the fact that you are taking part in it.
2. (投入的)感情;(倾注的)热情
Involvement is the enthusiasm that you feel when you care deeply about something.
3. 暧昧关系;恋爱关系
An involvement is a close relationship between two people, especially if they are not married to each other.
1. the act of sharing in the activities of a group
e.g. the teacher tried to increase his students' engagement in class activities
Synonym: engagementparticipationinvolution
2. a sense of concern with and curiosity about someone or something
e.g. an interest in music
Synonym: interest
3. a connection of inclusion or containment
e.g. he escaped involvement in the accident
there was additional involvement of the liver and spleen
4. the condition of sharing in common with others (as fellows or partners etc.)
Synonym: participation
5. a usually secretive or illicit sexual relationship