抖

dǒu to tremble; to shake out; to reveal; to make it in the world

音

yīn sound; noise; note (of musical scale); tone; news; syllable; reading (phonetic value of a character)

seo 推广

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

优化

yōu huà optimization; to optimize; to make superior

公司

gōng sī (business) company; company; firm; corporation; incorporated; CL:家[jia1]

fanpianzicomcFbPaspx