重点词汇
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坚硬
hard; solid; tough; firm; rigid; stiff; unyielding; strong; harden; solidify; toughen; hardness; firmness; solidity; rigidity; stiffness
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石头
rock; stone; stony
中英释义：
坚硬石头
时间: 2026-05-26 03:09:25
Hard stone
中英释义：
Hard stone
坚硬
hard; solid; tough; firm; rigid; stiff; unyielding; strong; harden; solidify; toughen; hardness; firmness; solidity; rigidity; stiffness
石头
rock; stone; stony