[yìng huà]
（變硬） harden; stiffen; stiffening; indurascent; ossification; cure; curing
hardened into a rock
硬化為石
age hardening
經(jīng)久硬化{機}
case hardening
表面硬化
harden by itself
自身硬化
The plastic was poured into the mold and left to set until it was firm.
塑料被注入模子后， 便放在一邊讓它慢慢凝結(jié)硬化。
[醫(yī)] （組織變硬） sclerosis; hardening
the hardening of arteries; arteriosclerosis
動脈硬化
vascular sclerosis
血管硬化