crosshairWiktionary 原文中文来自 ECDICT十字准线，瞄准线构词拆分cross词根/词干+hair词根/词干词源说明From cross + hair.释义（英文）名词 NounAlternate form of crosshairs; a reticle in the shape of a pair of crossed hairs (thin perpendicular lines) in the sight of a firearm.动词 VerbTo focus on within a reticle.(by extension) To target.词族派生词（1）in the crosshairs