He's improved in leaps and bounds this season.他今季的表现一日千里。Jill's making excellent progress; she's coming along in leaps and bounds.吉儿进步很快, 她正飞快地赶上.Her French is improving by leaps and bounds.她的法语进步非常快....
The writers often put their results in ciphers or anagrams.写信人常常把成果写成密码或者搞成字谜.So many ciphers today we could crack - we know how to crack them.现在有这么许多的密码我们都可以破译,我们知道怎么破译....converting their messages into ciphers.把他们的信息转换...