/ˈʃɑːrpnəs/
名词。指物体边缘或尖端的锋利程度;也指图像、声音等的清晰度;还可形容思维的敏锐、言辞的尖锐。
The sharpness of this knife makes it perfect for cutting vegetables.
这把刀的锋利程度使它非常适合切菜。
She was struck by the sharpness of his criticism, which left no room for excuses.
她被他言辞的尖锐所震撼,那番批评让人无从辩解。
由形容词 sharp 加后缀 -ness 构成。sharp 源自古英语 scearp,意为"锋利的、尖锐的",与古日耳曼语系的多个词汇同源。后缀 -ness 是英语中常见的名词化后缀,用于将形容词转化为表示性质或状态的抽象名词。