abrupt slope surface 陡坡岩面
She did not dare to bike down the abrupt slope.
她不敢骑着自行车冲下陡峭的斜坡。
We walked down an abrupt slope.
我们沿着陡峭的斜坡走下来。
Due to the limitation of terrain and culture on construction of expressways in mountainous areas, it is common to lay out lines on abrupt slope.
在山区高速公路建设中，因受地形地物限制，将线路敷设在陡坡上的情形较为常见。
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