变硬的用法和样例:
例句
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固定剂进行微观考察时用的一种保护和使新鲜组织变硬的溶液
A solution used to preserve and harden fresh tissue for microscopic examination.
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在水中变硬的能在水下定型并变硬的,如波特兰水泥
Able to set and harden under water, as Portland cement.
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变硬的滞流熔岩
A hardened lava flow.
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清漆几分钟就能变硬。
The varnish takes a few minutes to harden.