hair line meaning in Chinese

发际
发丝
发纹
发线, 细线
毛发测量线
毛纹
细纹

His helmet was off and his forehead was bleeding below the hair line .
他的钢盔已经掉了，他额上头发的边沿上在流血。
Hair line crack
毛发状裂缝
Efficacy : deeply nourish hair line and hair root , endow hair natural shine , make your hair pliable , and full of elasticity , it possess style renew function , supply limitless plasticity , present cubic effect of hair , make your style full of livingness and charming
功效：深层滋润发丝和发根，赋予头发自然亮泽，令秀发柔韧，充满弹性，特别具有发型再造功能，为头发提供无限的可塑性，展现秀发多层次的立体效果，让您的发型充满生机动感，魅力十足！