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 dipole does not radiate energy in the direction of its axis.偶极子在它的轴的方向上不发射能量.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.We now show how to calculate molecular dipole...
With lively hand, she exemplified cats'whiskers sprouting.她用灵巧的手比划着猫在长胡须.She is very old now, with little, round, wire-rimmed glasses and whiskers sprouting from her chin...她现在很老了，戴着圆圆的金属架小眼镜，下巴上还长出了胡须。As well as sp...
He was fired from his job after roughing up a colleague.他因为对一位同事动粗而被开除了。You won't be roughing it; each room comes equipped with a telephone and a 3-channel radio.你不会过得太艰苦；每个房间都配备了一部电话和一台可以接收3个频道的收音机。Well , you know ...