Dog eat dog. 这个词顾名思义就是“狗咬狗”，狼有吃掉死去的同伴的习惯，而狗一向被视为温顺、友好的动物，但也正因如此，“狗吃狗”的这种行为才会显得更加残酷无情。所以dog eat dog用来形容“ 各人顾各人， 残酷无情的竞争 ”，有你死我活、相互残杀之意。

Partially eaten hot dogs count and the granularity of measurement is eighths of a length. Hot dogs still in the mouth at the end of regulation count if they are subsequently swallowed. Yellow penalty ...

During initial tests at Britain's Milton Keynes University Hospital, dogs detected the disease in 93 percent of cases. In addition to being accurate, testing with dogs is much quicker and cheaper than ...