She was thin and spare, with a sharply intelligent face.她又高又瘦，一副精明过人的模样。In the future the machines will need spare parts and maintenance.这些机器将来会需要备件和维修保养。I wanted to spare Frances the embarrassment of discussing this sub...
We have a spare bedroom.我们有间备客人住宿的卧室。When she has a little spare time she enjoys arranging dried flowers...她稍有空闲便喜欢摆弄干花。I've been trying to raise this spare part everywhere.我一直在到处寻找,想弄到这种备件.Remove wheelnuts, let dow...
In other words, The Hermiticity of a matrix is invariant under unitary transformations.换言之, 矩阵的厄密性在幺正变换下保持不变.A matrix of this sort occurs, for example, in electric networks when mutual inductance is present.例如, 当电网络中有互感时...
She longed for something to relieve the tedium of everyday life.她渴望有什么事情能排解她日常生活中的烦闷。She began to wonder whether she wouldn't go mad with the tedium of the job.她开始怀疑自己会不会被枯燥的工作逼疯。In myself I could observe the follow...