sharpened
过去分词：
动词过去分词: sharpened
更多词形：
名词: sharpener | 动词过去式: sharpened | 动词过去分词: sharpened | 动词现在分词: sharpening | 动词第三人称单数: sharpens |
单词例句：
To bring or be brought to a focus; sharpen.
调节焦距聚或使聚到一个焦点；使尖锐
He sharpened the edge of his knife on a grindstone.
他在磨石上磨快了他的刀刃。
My pencil is blunt, could you lend me a knife to sharpen it?
我的铅笔钝了，你能借我把刀子削一削吗？
He can't even sharpen a pencil properly.
他甚至连一支铅笔都削不好。
He wants something to sharpen a pencil with.
他想找一个削铅笔的东西。
He sharpened the edgeof his knife on a grindstone.
他在磨石上磨快了他的刀刃。
A thin, sharpened side, as of the blade of a cutting instrument.
利刃一种薄而锋利的侧边，如切割用具的刀锋
This is where the manager will sharpen his pencil.
经理将从这方面着手改进工作。
The outline of the trees sharpened as it grew lighter.
随着天色转亮，树的轮廓变得清晰了。