有
理
数
y
ó
u
y
ǒ
u
l
ǐ
l
ǐ
s
h
ù
s
h
ù
Definitions
1. rational number (i.e. fraction of two integers, math)
Components
有理
yǒu lǐ
–
reasonable
数
shù
–
number
Related Words
有理数集
yǒu lǐ shù jí
–
set of rational numbers (math.)
有理数域
yǒu lǐ shù yù
–
field of rational numbers (math.), usually denoted by Q