Correct
一二
/ yī èr /
Strokes
Definition
one or two/a few
Example
As a Numeral
one or two; just a few/little
1
Yāoqǐng
邀请
yīèr
一二
zhījǐ
知己
xiǎojù
小聚
invite one or two close friends for a get-together
2
Lüèzhīyīèr
略知一二
know a little about; have some idea about