The sharpness of the microscope's lens allowed researchers to observe cellular structures in unprecedented detail.
显微镜镜头的锋利度使研究人员能够以前所未有的细节观察细胞结构。
- With adaptive optics, ground-based telescopes can achieve image sharpness approaching that of space telescopes, at a fraction of the cost.
From a Rhetorical Synthesis question · Expression of Ideas
Which choice best defines “sharpness”?
A — The quality of being sharp. “sharpness” means the quality of being sharp.
Which word means “the quality of being sharp”?
D — sharpness. “sharpness” means the quality of being sharp.
sharpness — the quality of being sharp. In Chinese: 锋利.
sharpness is pronounced /ˈʃɑrpnəs/.
The sharpness of the microscope's lens allowed researchers to observe cellular structures in unprecedented detail. (显微镜镜头的锋利度使研究人员能够以前所未有的细节观察细胞结构。)
keenness, acuteness, edge — all close in meaning to sharpness (the quality of being sharp).
dullness, bluntness — each the opposite of sharpness (the quality of being sharp).
Yes. sharpness is on the SAT Prep Basic list — the everyday academic words the SAT assumes you already have. The Digital SAT does not test vocabulary in isolation; words like this one are tested through Words in Context questions, where you choose the word that completes a passage most logically and precisely.