As the ideas about expansion or contraction of the earth are still controversial, their influence on the heat balance of the earth is also highly hypothetical . 由于地球膨胀或收缩的概念还有争论，它们对地球热平衡的影响也只能是高度假说性的。
As contraction continues and the density increases, the dust becomes so thick at the center of the cloud that it absorbs the far-infrared radiation . 当收缩过程继续进行下去，密度不断增大时，气尘云中心的尘埃就会变得极其浓密，因而能够吸收远红外辐射。
Don t is a contraction and stands for two words Dont是个压缩词，实际是两个词。
An instrument for recording muscular contractions 肌动描记器记录肌肉收缩的器械
Is a contraction of the anglo - saxon word " wer " 取自于盎格鲁撒克逊词根“ wer ”
The contraction of muscle is a reaction of the body 肌肉的收缩是人体的一种反应。
Discussion about contraction operator on the poisson manifold 流形上组合算符的讨论
. . . is a contraction of the anglo - saxon word " wer " . . 取自于盎格鲁撒克逊词根“ wer ”
Monetary contraction and global real estate bubble 货币紧缩和全球房地产泡沫
The least unitary looking contraction operator is 0 看来最不象酉算子的压缩算子是0 。
