lambdoid margin

例句：

1. 1. The lambdoid margin ofthe lake is visible from a distance.
   湖的拉蒙德边缘从远处就能看到。
2. 2.The scientist used a microscope to observe thelambdoid margin of the sample.
   科学家用显微镜观察样本的拉蒙德边缘。
3. 3. The lambdoid margin ofthe paper is smooth and easy to writeon.
   纸的拉蒙德边缘光滑，写字容易。