sharpenKK [ˋʃɑrpən] /ˈʃɑɹpən/发音动词1削尖、磨利、磨快He sharpened his pencil before starting the exam.他在开始考试前先把铅笔削尖。2精进、磨练、提升She took the course to sharpen her writing skills.她修这门课是为了精进自己的写作能力。3使清晰、使锐利This setting sharpens the image without adding noise.这个设定能让影像更清晰,又不会产生杂讯。4加剧、加深、强化The new policy has sharpened the divide between the two groups.新政策加深了这两个群体之间的对立。5变锋利、变尖锐The blade sharpens quickly on this type of stone.刀刃在这种磨刀石上很快就会变锋利。6变严厉、转为尖锐His voice sharpened when he heard the excuse.听到那个借口时,他的语气顿时变得严厉。7使敏锐、使警觉The cold air seemed to sharpen her senses.冷空气似乎让她的感官变得更敏锐。用这个字练口说→