变硬

The snow hardened until ice was formed.

雪成冰后了。

Butter that always stays soft—that’s a new one on me.

不会黄油─这我从未听说过。

The flow stress of the material changes with deformation, so called strain hardening or workhardening behaior and may be influenced by the rate of deformation.

材料流量应力化伴随着材料形,这就是应化或加工化特性而且会收到形率影响。

There are two other forms of arteriosclerosis (hardening of the arteries) in addition to atherosclerosis: arteriolosclerosis and medial calcific sclerosis.

除动脉粥样化之外,有其它两种形式动脉化（动脉）∶细动脉化症和动脉中层钙化。

Add buttermilk all at once and mix just to combine. Do not overmix, or the scones will be tough.

马上倒入白脱牛奶，拌匀即可，不要过度搅拌，否则会令司康烤饼。

However radiation-induced contracture of the neck skin can cause difficulty in approximating the voice tube with the tracheostoma.

但是肤常因放射治疗而，使得病人将声管与气切口吻合时发生困难。