sharp的名詞

名詞是sharpness，意思是銳利，敏銳度，例如：

1、There was a sudden sharpness in her voice.她的嗓音突然擡高了。

2、Study on Adaptive Resonance Theory Based Wheel Sharpness in Grinding Process.基於自適應共振理論的磨削過程砂輪鋒利度識別研究

3、We proposed a quality measurements based on sharpness function.提出了基於銳度函數的質量評價算法。