three-cornered
adj. 三角的,由三人爭取第一名的
If you describe something such as a disagreement, competition, or game as three-cornered, you mean that it involves three people, groups, or teams.
...the three-cornered struggle between employers and male and female workers.
僱主、男員工和女員工之間的三角糾紛
...a three-cornered contest.
三方競賽
1. having three corners;
2. involving a group or set of three;