roughens

In this paper accuracy of sensory certification and relative certification of surface, roughens for calliper planes measured using comparison samples was analyzed.

本文分析了卡尺测量面表面粗糙度感官检定和与比较样块比较检定的准确率。

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First, it roughens the texture of the match head, helping to create friction wherever you strike it.

首先，它使火柴头的质感变得粗糙，有助于产生摩擦力，无论你在什么地方划火柴。

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the sun roughens skin texture and etches the thin crosshatched lines seen on the faces (and, sometimes, entire bodies) of sun worshipers.

在日光浴爱好者的脸上（有时，甚至是全身）我们可以看到粗糙的肌理和细微的网格皱纹。

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Cold weather roughens your skin.

天气寒冷，皮肤变得粗糙。

《牛津高阶英汉双解词典》