去
氧
麻
黄
碱
q
ù
y
ǎ
n
g
m
á
h
u
á
n
g
j
i
ǎ
n
Definitions
1. methamphetamine
Components
去
qù
–
to go
氧
yǎng
–
oxygen (chemistry)
麻黄碱
má huáng jiǎn
–
ephedrine