404. That’s an error.

The requested URL /translate_c?hl=en&ie=UTF-8&sl=en&tl=zh-CN&u=http://ww%E3%80%82facebook.com/notes/facebook-engineering/bigpipe-pipelining-web-pages-for-high-performance/389414033919&prev=_t&rurl=translate.google.com&twu=1&usg=ALkJrhiLlmGC047zZTlQiS-Dv_dA3i55qA was not found on this server. That’s all we know.