contraction是什么意思？

the expansion and contraction of the metal金属的膨胀与收缩Contraction of the timbers left gaps in the fence.木料收缩,结果围墙露出缝来.The forces of expansion are balanced by forces of contraction.扩张力和收缩力相互平衡....

The combined contraction of the atria and ventricles is a heartbeat.心房和心室的这一系列动作合称为一次心跳.During inhalation, contraction of the intercostal muscles elevates the ribs.吸气时肋间肌收缩,提起肋骨.The surface electromyogram ( EMG ) and int...

contraction的音标：contraction的英式发音音标为：[kən'trækʃn]contraction的美式发音音标为：[kən'trækʃən]...

contraction的反义词有：expansion, expansion。n.contraction的反义词（收缩;收敛）：expansion。contraction的反义词（其他释义）：expansion。...

contraction的近义词/同义词有：synaeresis, syncope, restriction, limitation, withdrawal, control, shortage, summarization, abbreviation, brief, synopsis, digest, abstraction, compendium, abridgment, precis, cut, pinching, curtaili...

contraction的复数形式为：contractions...

n.胚根鞘...

“新”的拼音为：xīn...

crotch的音标：crotch的英式发音音标为：[krɒtʃ]crotch的美式发音音标为：[krɑtʃ]...

那么我就来问问这个二流子.Then I question the rascal.交通警察队长桑福德?加勒利克决定对坐地铁的二流子们来一次镇压.Transit Police Chief Sanford Garelick decided to crack down on the bums who ride the trains.所有二流子都要受到改造,参加生产,变成好人.All loafers must be reformed into g...

CODASYL的音标：...

entoplastron的音标：entoplastron的英式发音音标为：[entəʊ'plæstrən]entoplastron的美式发音音标为：[entoʊ'plæstrən]...

autogravure的音标：autogravure的英式发音音标为：[ɔ:təɡrəv'jʊə]autogravure的美式发音音标为：[ɔtəɡrəv'jʊr]...

“野蛮人”的英语可以翻译为：arbarian，Goth，heathen，Hun，savagery ...

n.乔纳森（男子名）...

“宏逻辑”的拼音为：hóng luó ji...

be shy of的音标：be shy of的英式发音音标为：[bi: ʃai ɔv]be shy of的美式发音音标为：[bi ʃaɪ ʌv]...

n.（中美洲产的）一种树胶（本身无味，用于制口香糖等）...

betahistine的音标：betahistine的英式发音音标为：[bɪtɑ:'hɪstaɪn]betahistine的美式发音音标为：[bɪtɑ'hɪstaɪn]...

n.水压联轴器，液压联轴器...

spoofs的音标：...