digital terrestrial and digital satellite broadcasting数字陆上广播和数字卫星广播The gills of fishes are analogous to the lungs in terrestrial animals.鱼类的鳃与陆上动物的肺类似.Terrestrial and aquatic fauna may sometimes be found resting together...
digital terrestrial and digital satellite broadcasting数字陆上广播和数字卫星广播The gills of fishes are analogous to the lungs in terrestrial animals.鱼类的鳃与陆上动物的肺类似.Newton proposed that heavenly and terrestrial motion could be unified...