stiffen
[VERB]
stiffen up
1. [PHRASAL 短语] 难于弯曲或活动（同）stiffen）
Stiffen up means the same as stiffen.
双语例句
例：These clothes restrict your freedom of movement and stiffen up the whole body.
这些衣服使你行动不便，让全身都变得不灵活。
PHRASAL VERB. 短语动词
stiffens , stiffening , stiffened
1. [I 不及物动词] 僵住
If you stiffen, you stop moving and stand or sit with muscles that are suddenly tense, for example because you feel afraid or angry.
双语例句
例：Ada stiffened at the sound of his voice.
听到他的声音，艾达僵住了。
2. [I 不及物动词] 难于弯曲或活动
If your muscles or joints stiffen, or if something stiffens them, they become difficult to bend or move.
双语例句
例：The blood supply to the skin is reduced when muscles stiffen.
肌肉发僵时，皮肤的供血量就会减少。
3. [T 及物动词] 使变硬
If something such as cloth is stiffened, it is made firm so that it does not bend easily.
双语例句
例：This special paper was actually thin, soft Sugiwara paper that had been stiffened with a kind of paste.
这种特殊的纸实际上是一种面浆浆过的轻薄柔软的衫原纸。
VERB. 动词
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