警犬嗅来嗅去,终于找到了踪迹.The police dog scented about till he found the trail.猎狗发现了兔子的踪迹.The hound found the trail of the rabbit.我们找不到他的踪迹.We have lost all trace of him....
The success of monetary union is measurable by many yardsticks.以很多标准来衡量,这个货币联盟都是成功的.Econometrics deals with measurable and measured quantities in economics.计量经济学的对象是经济学中可测量和已测出的量.Both leaders seemed to expect measurable ...