serve as a reason or cause or justification of; "Your need to sleep late does not excuse your late arrival at work"; "Her recent divorce may explain her reluctance to date again"理由、原因、正当化として機能する理由になる
例:Her recent divorce may explain her reluctance to date again 彼女の最近の離婚は、再び現在まで彼女の嫌気を説明するかもしれない
define; "The committee explained their plan for fund-raising to the Dean"規定する説明
make plain and comprehensible; "He explained the laws of physics to his students"平易で理解可能にする説明