目撃

(1)perceive or be contemporaneous with; "We found Republicans winning the offices"; "You'll see a lot of cheating in this school"; "The 1960's saw the rebellion of the younger generation against established traditions"; "I want to see results"

(2)気付く、または同時である

(3)be a witness to; "She witnessed the accident and had to testify in court"

(4)目撃者である

(5)be present at an event and see it with one's own eyes

(6)事件に立会い、それを自身の目で見る