stiffen的现在完成时怎么拼写

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。I must stiffen Dreamer's back.我一定要给德里麦打气.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...

vt.& vi.（使）变硬，（使）强硬，使绷紧，使猛烈，使粘稠...

stiffen的音标：stiffen的英式发音音标为：['stɪfn]stiffen的美式发音音标为：['stɪfən]...

stiffen的一般过去时为：stiffened...

stiffen的现在进行时为：stiffening...

stiffen的第三人称单数（三单）为：stiffens...

He tried to stiffen his wavering soldiers.他企图使动摇的士兵坚强起来.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。I felt my body involuntarily stiffen against her invasion of my p...

butadiene的音标：butadiene的英式发音音标为：[ˌbju:tə'dɑɪi:n]butadiene的美式发音音标为：[ˌbjutə'dɑɪin]...

adj.强烈的，消费的v.消耗(consume的现在分词)...

[电影]酒店...

housing estate的复数形式为：housing estates...

This paradox may be resolved by determining the extent of interation between calcium and magnesium.这种自相矛盾的问题只有证实钙与镁之间的相互作用程度才能得到解决.The paper analyes interation shear , fluid forming process , and discuss the ore forming ...

adv.在床上，卧病在床...

苯二酸氢盐...

croissant的复数形式为：croissants...

“好像”的英语可以翻译为：seem，be like ...

“指距”的英语可以翻译为：span ...

电子显微镜照片...

有时， 时而， 不时...

“联苯基”的英语可以翻译为：[化] biphenyl，biphenylyl，xenyl ...

aeroprojector的音标：aeroprojector的英式发音音标为：[eərəprə'dʒektə]aeroprojector的美式发音音标为：[eərəprə'dʒektə]...

indue的现在完成时为：indued...