百度

Bǎi dù Baidu, Internet portal and search engine, www.baidu.com, listed as BIDU on NASDAQ since 1999

seo 外

wài outside; in addition; foreign; external

链

liàn chain; cable (unit of length: 100 fathoms, about 185 m); chain (unit of length: 66 feet, about 20 m); to chain; to enchain

推广

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

教程

jiào chéng lecture course; teaching module at university; tutorial; textbook; course of study

关键词

guān jiàn cí keyword

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