Most breakouts from trading ranges are false breakouts - fishing expeditions by the pros gunning for stops at common levels.

很多横盘的突破是假突破——这是专业人士的钓鱼法，专门在常见位置扫掉别人的止损单。

youdao

False breakouts in a trading range can often be identified through analysis of the band width, allowing us to use trading range strategies without getting whipsawed.

FORBES: Gain an Edge with Volatility Analysis