Whetstone
n. 磨石
✅ 同义词
📖 牛津释义
whetstone
n shaped stone used for sharpening tools, eg chisels, scythes, etc 磨石; 磨刀石; 油石.
🗣️ 情景例句
Good-bye.
再见。
How long will you be away?
你将离开多久？
the plentiful supply of food thrown overboard by the crews on the rigs;
钻井平台工作人员抛到海里充足的食物；