In heavy concentrations, ozone is irritating to the eyes, nose and throat.高浓度的臭氧会对眼睛、鼻子和咽喉有刺激作用。Large concentrations of capital were in the hands of merchants.大量资本集中在商人手里.The latest data showed that global ozone concentr...
The republic is a melting pot of different nationalities.这个共和国是多民族的大熔炉。The melting ice caused a rise in sea level.冰川消融造成海平面上升。Their fate is still in the melting pot.他们的命运仍然难以预料。...
This small country has an amazing variety of landforms.这个小国家拥有令人惊叹的丰富的地貌类型。Landforms of topography, vegetation and climate are influential factors in formation of soils.地形或地形学 、 植被和气候都是对土壤形成有影响的因素.Water and soil loss is ...