It was surprising when the alkali spectra showed unmistakable doublets.当碱金属光谱显示出不容怀疑的双线结构时,是令人惊奇的.The envelope is called a double of doublets.这种峰叫做双合双重线....
Glass bottles are filled with water tinted with food colourings.玻璃瓶中盛满了被食用色素染过色的水。North American dogtooth having solitary white flowers with yellow centers and blue - or pink - tinted exteriors.北美的一种赤莲属植物,具有单生的以黄色为中心的白色花...
Accompanying the peripatetic Secretary of State on his shuttle diplomacy marathons.伴随四处奔走的国务卿于穿梭外交的马拉松旅途上....a hectic, peripatetic life full of people and parties.整天疲于周旋、忙于应酬的紧张生活Her father was in the army and the family...