尿
嘧
啶
n
i
à
o
m
ì
d
ì
n
g
Definitions
1. uracil nucleotide (U, pairs with adenine A 腺嘌呤 in RNA)
Components
尿
niào
–
to urinate
嘧啶
mì dìng
–
pyrimidine C4H4N2