n. 发际线；极细的线；细缝
adj. 极细的；差别极小的
[
复数
hairlines
]
1.The surface treatment is Satin, Mirror, Hairline or Plating.
表面处理为亚光、镜光、拉丝、电镀。
2.It takes into account factors including the thickness of the lips, nose length and width, and hairline.
其需要的因素包括嘴唇的厚度，鼻子的长度和宽度，以及发际线。
3.Begin cutting the hair upwards from the bottom of the hairline with the hair clippers.
用剪刀从发际线下端向上剪。
4.He suffered a hairline fracture of the right index finger.
他的右手食指上出现一处丝状骨折。
5.The popular symbol of the Atom is stark: a black dot encircled by the hairline orbits of several other dots.
通行的原子标志是直白的：几个点循极细的轨道环绕着一个黑点。
6.As you can clearly see, mu hairline IS receding.
你可以清楚的看到，我发际正在逐渐后退。
7.I'll just have a look, can you see there's a hairline fracture.
我先看一下，你能看到这里有骨裂吗？
8.My chin is crooked, my eyes don't line up, and there's a weird bay in my hairline on my left forehead.
我的下巴弯曲，眼睛不在一条线上，而且在我额头左侧的发髻线上有一个奇怪的弯。