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1.An extremely hard substance.
坚硬物质极坚硬的物质收藏指正
2.solid rock; rag
3.A jaw of flint.
4.consisting of or having the hardness of adamant.
坚硬的或构成坚硬的。收藏指正
5.This kind of steel is very hard.
这种钢材很坚硬.收藏指正
6.This wood is as hard as a bone.
这种木头非常坚硬收藏指正
7.The road is frozen solidly.
路冻得坚硬收藏指正
8.having the hardness of a diamond.
具有钻石的坚硬特点。收藏指正
9.To cause to become firm or gelatinous.
使坚硬或使凝结收藏指正
10.A turtle has a hard shell.
海龟有着坚硬的壳。收藏指正
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常见搭配(a)
后面常见名词:
挺括 材料 特点