User-agent: baiduspider
Crawl-delay: 120

User-agent: Slurp
Crawl-delay: 2 

User-agent: msnbot
Crawl-delay: 30

User-agent: Yetibot
Crawl-delay: 120

User-agent: Twiceler
Crawl-delay: 120

User-agent: Teoma
Crawl-delay: 60

User-agent: Spinn3r
Crawl-delay: 60

User-agent: Nutch
Crawl-delay: 60

User-agent: ia_archiver
Crawl-delay: 30

User-agent: KaloogaBot
Crawl-delay: 60

User-agent: Linguee
Crawl-delay: 60

User-agent: MLBot
Crawl-delay: 60

User-agent: ICC-Crawler
Crawl-delay: 60

User-agent: Yodao
Crawl-delay: 60