プログレッシブ和英中辞典(第4版)の解説
ごたぶん【御多分】
金と地位ができると彼もご多分にもれず政界に乗り出した
With his fortune made and his position secure, he went in for politics like many other people in the same situation.
親ばかという点になると彼もご多分にもれない
In being a doting parent, he is no exception.
天才と言われる者のご多分にもれず彼は一風変わっていた
There was something eccentric about him, as is usual [common] with men called geniuses.