1. 微观粗糙度：aspect ratio 长宽比 | asperity 微观粗糙度 | assembler 汇编程序;装配器

2.

2. 粗糙：asperate 使粗糙 | asperity 粗糙 | aspermatismus 精液缺乏

3. 严酷, 粗暴, 刻薄：temerity 卤莽, 蛮勇 | asperity 严酷, 粗暴, 刻薄 | derogate 贬损, 毁损

4. 不平度：asparagusstone 黄绿磷灰石 | asperity 不平度 | asphalt 地沥青

1. （语气的）急躁，粗暴，严厉
    If you say something with asperity, you say it impatiently and severely.

    e.g. ''I told you Preskel had no idea,'' remarked Kemp with some asperity.
           “我告诉过你普雷斯克毫不知情的，”肯普颇为不耐烦地说道。

1. harshness of manner

    Synonym: sharpness

2. something hard to endure

    e.g. the asperity of northern winters

    Synonym: grimnesshardshiprigorrigourseverityseverenessrigorousnessrigourousness