プログレッシブ和英中辞典(第4版)の解説
きょうつう【共通】
共通の common
共通の利害
a common [shared] interest/an interest held in common
彼は我々の共通の友人である
He is our mutual friend.
離婚の急増は世界共通の現象だ
The rapid increase in divorce is a phenomenon common throughout the world.
これが彼ら全員に共通する欠点だ
This is a fault common to all of them.
共通語
a common language
共通点
二人には共通点が多い[全くない]
Those two have 「a lot [nothing] in common.