正
电
z
h
è
n
g
d
i
à
n
Definitions
1. positive charge (electricity)
Components
正
zhèng
–
straight
电
diàn
–
electric
Related Words
正电子
zhèng diàn zǐ
–
positron (antiparticle of the electron)
正电子断层
zhèng diàn zǐ duàn céng
–
PET, positron emission tomography (medical imaging method)
正电子发射层析
zhèng diàn zǐ fā shè céng xī
–
positron emission tomography (PET)