ぶん【分】 (1)[分け前]a[one's]share.→英和 (2)[資力]one's means.(3)[本分]one's duty.(4)[分量]a portion(一人分);→英和 a dose (薬の一回分).→英和 この〜なら at this rate.〜に応じて(不相応に)within (above) one's means.〜に安んじる be content with one's lot.〜を知る know oneself[one's place].〜をつくす do one's duty.…の３分の1(2) one third (two thirds) of…. ‖アルコール分 alcoholic contents.