fraction

n. /ˈfrækʃn/ C1

小部分；分数

A very small part, amount, or proportion of something.

仙境例句

Alice understood only a fraction of the lessons, for Uglification was quite new to her.

那些功课爱丽丝只听懂了一小部分，因为“丑化法”对她来说太新鲜了。