This shipyard is at the cutting edge of world shipbuilding technology.该造船厂的造船技术处于世界最前沿。George was a fitter at the shipyard.乔治是造船厂的一名钳工。A new battleship was launched from a shipyard.一艘新战舰从船坞下水....
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...