n.(黄道十二宫的)两宫会切的时辰，(两曲线相交的)尖点，会切点，交点

The cusp of the moon was visible in the dark sky, shimmering like a silver coin.
月牙在漆黑的天空中可见，像一枚银币闪烁。
The technological revolution is currently at a cusp, where breakthroughs are imminent.
当前的技术革命正处于关键时刻，即将有重大突破。
She was on the cusp of success when her career took an unexpected turn.
她即将成功时，她的职业生涯却突然发生了意想不到的变化。
Astronomers study the cusp of galaxies to understand their formation and evolution.
天文学家研究星系的边缘以理解它们的形成和演化过程。
The cusp of adolescence is a time of significant physical and emotional changes for teenagers.
青春期的转折点是青少年经历生理和情感剧变的时期。
The ancient Roman city had its most prosperous period at the cusp of the first century AD.
古罗马城在其公元一世纪的转折点达到了最繁荣的时期。
His theory sits at the cusp of physics and mathematics, challenging conventional wisdom.
他的理论处于物理学和数学的交汇处，对传统观念提出了挑战。
The athlete was poised on the cusp of victory, one more push would seal the deal.
运动员站在胜利的边缘，再加把劲就能锁定胜局。
Researchers are exploring the cusp of artificial intelligence, seeking to create truly intelligent machines.
研究人员正在探索人工智能的前沿，努力制造出真正智能的机器。
At the cusp of the pandemic, many businesses were forced to adapt or face closure.
在疫情爆发的边缘，许多企业被迫调整或面临倒闭。