Question

stiffen vt.& vi.（使）变硬，（使）强硬;使绷紧;使猛烈;使粘稠; third:stiffens~done:stiffened~ing:stiffening~past:stiffened~

Accepted Answer

英[ˈstɪfn]  美[ˈstɪfən] VERB变得僵硬;变得紧张;绷紧If you stiffen, you stop moving and stand or sit with muscles that are suddenly tense, for example because you feel afraid or angry.例：Ada stiffened at the sound of his voice...埃达听到他的声音吓得人都僵住了。例：The father's face stiffened with dismay.父亲因为悲痛而面部表情凝重。V-ERG(肌肉或关节)变得僵硬;(使)变得不易弯曲;(使)变得不灵活If your muscles or joints stiffen, or if something stiffens them, they become difficult to bend or move.例：The blood supply to the skin is reduced when muscles stiffen.当肌肉变得僵硬时，皮肤的供血量就减少了。V-ERG(态度或行为)变得更强硬，变得更严厉;(使)变得更坚定If attitudes or behaviour stiffen, or if something stiffens them, they become stronger or more severe, and less likely to be changed.例：Russian resistance suddenly stiffened because there was no room for retreat...俄罗斯的反抗突然变得强硬起来，因为已经没有退路了。例：Canada has recently stiffened its immigration rules.加拿大最近制定了更为严格的移民规定。VERB使(布料等)变挺;使变硬If something such as cloth is stiffened, it is made firm so that it does not bend easily.例：This special paper was actually thin, soft Sugiwara paper that had been stiffened with a kind of paste...这种特殊的纸实际是一种糨糊浆过的又薄又软的杉原纸。例：They peeled cold stiffened gloves from their hands.他们将冻得硬邦邦的手套从手上脱下来。

单词	stiffen
音标	英[ˈstɪfn] 美[ˈstɪfən]
解释	vt.& vi.（使）变硬，（使）强硬;使绷紧;使猛烈;使粘稠;
例句	VERB 变得僵硬;变得紧张;绷紧 If you stiffen, you stop moving and stand or sit with muscles that are suddenly tense, for example because you feel afraid or angry. 例：Ada stiffened at the sound of his voice...埃达听到他的声音吓得人都僵住了。例：The father's face stiffened with dismay.父亲因为悲痛而面部表情凝重。 V-ERG (肌肉或关节)变得僵硬;(使)变得不易弯曲;(使)变得不灵活 If your muscles or joints stiffen, or if something stiffens them, they become difficult to bend or move. 例：The blood supply to the skin is reduced when muscles stiffen.当肌肉变得僵硬时，皮肤的供血量就减少了。 V-ERG (态度或行为)变得更强硬，变得更严厉;(使)变得更坚定 If attitudes or behaviour stiffen, or if something stiffens them, they become stronger or more severe, and less likely to be changed. 例：Russian resistance suddenly stiffened because there was no room for retreat...俄罗斯的反抗突然变得强硬起来，因为已经没有退路了。例：Canada has recently stiffened its immigration rules.加拿大最近制定了更为严格的移民规定。 VERB 使(布料等)变挺;使变硬 If something such as cloth is stiffened, it is made firm so that it does not bend easily. 例：This special paper was actually thin, soft Sugiwara paper that had been stiffened with a kind of paste...这种特殊的纸实际是一种糨糊浆过的又薄又软的杉原纸。例：They peeled cold stiffened gloves from their hands.他们将冻得硬邦邦的手套从手上脱下来。
变形	third:stiffens~done:stiffened~ing:stiffening~past:stiffened~

Stiffened Stiffen Muscles Verb Suddenly 例：The V Erg Bend