He had razor-sharp teeth, gaint claws, and really mean growl.

它有着利齿和巨爪，吼声吓人。

The internet gaint Yahoo is under pressure to explain why it appeared to have taken 2 years to notice that 500 millions of its users' accounts have been hacked.

互联网巨头雅虎面临压力解释为何历时两年才发现其5亿个用户帐号被黑客入侵。