Only magnetic dipole and higher multipole configuratons occur in nature.自然界中只能出现磁偶极子以及磁多极子的形式.Forbidden transitions are those for which dipole radiative transitions are not allowed by the selection rules.禁戒跃迁指的是选择定则所不容许的...
The newspaper launched a vitriolic attack on the president.这家报纸对总统发起了一场恶意的攻击。The newspaper launched a vitriolic attack on the president.这家报纸对总统发起了一场恶意的攻击。We deplore the vitriolic nature of his remarks.他言语中敌意昭彰,我们深感遗憾....