n.地形( terrain的名词复数 )，地面，地域，地带...

Scientists call these pieces exotic or suspect terrains.科学家们把这些小陆块叫外来或嫌疑地块.In the western of China are intricate terrains and many hilly regions.我国西部地区地势复杂,多丘陵.There are also lots of algorithms to create artificial terra...

terrains的音标：...