一小部分

yīxiǎobùfèn
a small part; a small section

CEDICT

整体中的少数部分

維基詞典

Examples

Bob将自己收集的邮票大部分都给了Tina，只留了一小部分给自己。

Bob gave Tina almost all the stamps he had collected, and kept only a few for himself.

Source: Tatoeba

Entry Composition

1 一小 yīxiǎo
  1. (dialectal) since childhood; as a child; from when one was very young
  2. since childhood; as a child; from when one was very young
2 部分 bùfen
  1. part; portion; piece
  2. Taiwan pr. bùfèn