这种快速的过渡地带被称为“上树带线”或“林木线”。
This rapid zone of transition is called the upper timberline or tree line.
这两个变种在较窄的过渡地带有中间类型。
The two varieties intergrade over a narrow transition zone .
照片呈现的山脉地区位于较亮和较暗半球之间的过渡地带。
The mountainous regions in this photo are located in the transition between the mountains' lighter- and darker-colored hemispheres.
应用推荐