单词 | sharpen |
释义 | sharpen ʃɑːʳpən ˈʃɑrpən Word forms: 3rd person singular present tense sharpens, present participle sharpening, past tense , past participle sharpened
SYN improve, enhance, better, upgrade
SYN make sharp, hone, whet, grind
SYN fuel, fire, stir, arouse Trends of sharpen View usage for:All yearsLast 10 yearsLast 50 yearsLast 100 yearsLast 300 years |
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