“硬化”的英语？

“硬化”的反义词：软化。...

“硬化”的拼音为：yìng huà...

人老了,关节也硬化了.The man is getting old and his joints are stiff.塑料被注入模子后,便放在一边让它慢慢凝结硬化.The plastic was poured into the mold and left to set until it was firm.高温使陶土硬化。Great heat indurates clay....