adj.形容詞參與This is quite an involved job
v.t.及物動詞涉及的、有關的This job was very difficult and involved a great deal of effort.
v.t.及物動詞參與He was involved in a car accident.
adj.形容詞投入的She is very involved with her children's school.
adj.形容詞涉及She was involved in a car accident.