1. 边
reach/ skirt the edge
along/ around/round/ the edge
Soon we were at the very edge of the woods.
She sat on the right edge of her bed.
The car rolled over the edge of the cliff.
2. 优势
to gain a competitive edge over rival suppliers
slight/decided edge
3. 这辆新的电动汽车将会优于它的竞品。
This new electrical car has an edge over its rivial.
The new electric car will have an edge over its rivals/competitors.
* electric /elecrical 关系暧昧，界限不清，现在electric更火，以后见一个记一个。
4. 从某种意义上，性格外向的人在人际交往上比较有优势。
In some way, extrovert has an social edge over introvert.
