Yabla video uses of 疼痛

lǎo
nín
这个 zhège
zhì
关节 guānjié
疼痛 téngtòng
nín
zhēn
a
Mr. He, how many needles do you use for treating knee joint pain?
然后 ránhòu
xiàng
我们 wǒmen
shuō
de
疼痛 téngtòng
liǎng
Now, characters like "Tong Teng" (pain),