The Porsche 911 reminds me of the worst parts of the yuppie era.这辆保时捷911让我想起了雅皮士时代最不堪的那些日子。My friend is a yuppie. He lives in a huge house in Beverly Hill and earn $ 85,000 a year.我朋友是城市里一个雅皮士. 他住在贝费利希尔斯的一所大房子里,年薪为八万五千美元...
The rotational levels of the ground vibrational level may be depopulated by radiation.基态振动能级的各转动能级的粒子数可能因幅射而减少.The smallest energy transitions are between rotational levels; the next smallest between vibrational levels.在...
Among these plants , the most important families are as follows , Ranunculaceae, Berberidaceae, Menispermaceae, Papaveraceae, Rutaceae, Fabaceae, Apocynaceae, Solanaceae, Asteraceae and so on.其中主要的科为:毛莨科 、 小檗科、防己科 、 芸香科 ...