yī'èr

a little

一二 yī'èr
a little idiom
a few, a little, or just a bit; a small amount of knowledge or degree

I have only heard a thing or two about the reasons for his resignation.

one or two numeral
one or two; a small number of items or instances

There are still one or two typos in this article.

Frequency

Movie subtitles
1.70 per million appears in 0% of films

Sources

Definitions
CC-CEDICT
Frequency data
SUBTLEX-CH