钻
drill; diamond
Meanings
2 senses · 10 examplesnoun
drill; drilling tool
Refers to mechanical or manual tools used to create holes in solid materials.
Construction workers use an electric drill to make holes in the wall.
This pneumatic drill is suitable for outdoor work.
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The carpenter used a hand crank drill to make openings in the wooden board.
The numerical control drill in the factory can accurately position and drill holes.
This set of drilling tools can be used for geological exploration sampling.
noun
diamond
Used in compound words to refer to diamond-set jewelry or diamond-rated products.
She is wearing a ring set with a diamond.
This watch is a seventeen-jewel mechanical watch.
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He gave his wife a diamond necklace as a wedding anniversary gift.
The clarity of this diamond is very high.
Diamond has the highest hardness of all natural minerals.