N-SING
边缘
If you are on the brink of something, usually something important, terrible, or exciting, you are just about to do it or experience it.
例句
Their economy is teetering on the brink of collapse...
他们的经济徘徊在崩溃的边缘。
Failure to communicate had brought the two nations to the brink of war.
沟通不畅使这两个国家濒于战争的边缘。