The Bering Strait separates Asia and America.白令海峡隔开了亚洲和美洲。The single most important factor that separates ordinary photographs from good photographs is the lighting...区分普通照片和出色照片的一个至关重要的因素就是光线。Electrophoresis is a techni...
An atoll is a ring - shaped island that encloses a central lagoon.环礁是一座环状的岛屿,中心围起一团海水形成泻湖.The wall encloses the hospital.围墙将那所医院围在里面.A wall encloses the park.墙围着公园.An unspoilt coral reef encloses the bay.未受破坏的珊瑚礁环绕在海湾周围。...