一一

yī yī

HSK 3.0 等级 7

释义

1. one by one
2. one after another

包含 一一 的词语

• 一一映射 yī yī yìng shè: bijective map (i.e. map between sets in math. that is one-to-one and onto)
• 一一对应 yī yī duì yìng: one-to-one correspondence

一一 的构成词

• 一 yī: one