| 释义 |
[/ˈʃɑːpən; ˋʃɑrpən/] v [I, Tn] (cause sth to) become sharp （使某物）锋利, 尖锐, 陡峭, 清晰, 强烈:
The tone of his letters has sharpened (ie become less friendly) recently. 他最近来信的口气变得刻薄起来. *
sharpen a pencil 削铅笔 *
This knife needs sharpening. 这把刀要磨一下. *
This incident has sharpened public awareness of the economic crisis. 这件事提高了公众对经济危机的认识. *
sharpen sb's wits, ie make sb more mentally alert 使某人更机智. |