百度

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

优化

yōu huà optimization; to optimize; to make superior

泛

fàn variant of 泛[fan4]

fàn variant of 泛[fan4]

fàn to float; to be suffused with; general; extensive; non-specific; flood; pan- (prefix)

目录

mù lù catalog; table of contents; directory (on computer hard drive); list; contents

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