telegram 刷

shuā to brush; to paint; to daub; to paste up; to skip class (of students); to fire from a job

shuà to select

推广

tuī guǎng to extend; to spread; to popularize; generalization; promotion (of a product etc)

（SMMFSCOM） 关注

guān zhù to pay attention to; to follow sth closely; concern; interest; attention

购买

gòu mǎi to purchase; to buy

频道

pín dào frequency; (television) channel

关注

guān zhù to pay attention to; to follow sth closely; concern; interest; attention

,wrb