contour furrow irrigation

例句：

1. 1.The artist carefully drew the contour of the mountain.
   艺术家仔细地画出了山的轮廓。
2. 2.The car's contour is sleek and modern.
   这辆车的轮廓线条流畅且现代。
3. 3.The artist used a pencil to draw the contour of the figure.
   艺术家用铅笔画了人物的轮廓。