Tiffany's Irregular Upper and Lower Border lamps are distinguished by the openwork crown edge, which is meant to represent a branch, shrubbery or tree.

蒂凡尼的不规则的上，下边界灯的特点是镂空冠的边缘，其目的是要描绘出树枝，灌木或树。

youdao

For the purposes of this problem, you may assume that the trees are of point size, and that any tree (point) lying exactly on the border of a triangle is considered to be in the triangle.

为简化题目，你可以认为树都一个无穷小的点，而精确位于三角形边上的树应算作在三角形内的。

youdao

The Lebanese military says it soldiers opened fire when the Israelis strayed across the border to cut down a tree.

VOA: standard.2010.08.03