contraction是什么意思
网络释义：收缩；战略性撤退战略；子宫收缩；订约
contraction怎么读（音标发音）
复数：contractions
contraction例句及用法
1 . The contraction of muscles uses energy and releases heat.
肌肉的收缩消耗能量并且释放热量。
2 . the expansion and contraction of the metal
金属的膨胀与收缩
来自《权威词典》
3 . Contraction of the timbers left gaps in the fence.
木料收缩,结果围墙露出缝来.
来自《简明英汉词典》
4 . The forces of expansion are balanced by forces of contraction .
扩张力和收缩力相互平衡.
来自《简明英汉词典》
5 . "It's" (with an apostrophe) should be used only as a contraction for "it is".
it's（带撇号）只能用作itis的缩约形式。
contraction相关短语搭配
1 . 合同
...email就在那里，不舍不弃；来contract(合同)的怀里，或者.
2 . 合同的
the procedure is performed in what build engineering contract in , often need because of actual loss to forward economy to amend a requirement namely claim for compensation .在建筑工程合同的履行过程中，往往因实际损失而需要提出经济补偿要求即索赔。
1 . 收缩性
3.2 实验原理消化道平滑肌具有肌肉组织的共同特点,如兴奋(excitability)、传导性(conductibility)和收缩性(contractibility),还表现出自身的功能特点,如兴奋性较低.