...a thin, honed blade.是什么意思？

...a thin, honed blade.

磨得锋利的薄刀片

thin

adj. 薄的，瘦的，稀少的，细的；vt. 使瘦，使淡，使稀疏；vi. 变薄，变瘦，变淡；adv. 稀疏地，微弱地；

例句
'But where could they have gone?' he demanded. 'They can't just vanish into thin air!'...
“但是他们可能去哪里呢？”他追问道，“他们不可能就神秘消失了!”

honed

v. 把（刀、剑等）磨光( hone的过去式和过去分词 )；

例句
His body is honed and kept in trim with constant exercise.
他经常运动，以锻炼身体和保持身材。

blade

n. 刀片，剑，（壳、草等的）叶片，桨叶，浮华少年；

例句
Cannibal killer Jeffrey Dahmer has been caught trying to hide a razor blade in his cell.
食人杀手杰弗里·达默被抓到试图将一片剃须刀片藏在牢房里。