那座城市的街道肮脏不堪，弥漫着令人窒息的废气。The city's streets are filthy and choked with exhaust fumes.她厌倦了自己生活令人窒息的一成不变。She was bored with the deadening routine of her life.尸检结果发现她死于窒息。A post mortem examination found that she died fro...
What does the theory of plate tectonics maintain?这板块构造学说的理论讲些什么?The idea of sea - floor spreading actually preceded the theory of plate tectonics.海床扩展说实际上早于板块结构理论.The platform deposits and rocks footwall are affected by ...