光被色散成各种波长的单色光.The light is dispersed into its component wave lengths.中性原子间的范德华力叫做色散力.Van der Wals forces between neutral atoms are called dispersion forces.金刚石的光辉异彩,部分是由于它有强烈的色散.The brilliance of diamond is due in part t...
This is hardly a [ not a, no ] sinecure.这哪里是 [ 不是 ] 闲差事((很忙)).hardly a sinecure繁忙的差事...a lucrative sinecure with a big law firm.在一家大型法律事务所从事的悠闲自得的肥差This is a [ not a, no ] sinecure.这哪里是 [ 不是 ] 闲差事((很忙)).His stable servic...
He had an angular face with prominent cheekbones.他的脸棱角分明,颧骨突出。That is, the angular velocity is more than doubled.即所得的末角速度大于原来的二倍.In undisturbed inertial motion, the angular momentum is constant.在无扰动惯性运动中, 角动量是恒定的....
In there compounds, the cyclopentadiene ring has only four hydrogens.在这些化合物里, 环戊二烯环只有4个氢.The cyclopentadiene is prepared by the thermal cracking of dicyclopentadiene.以热裂解双环戊二烯的方法制备环戊二烯.The chemistry of cyclopentadiene or...