一束光通过棱镜就会形成光谱。A spectrum is formed by a ray of light passing through a prism.这是一种原子光谱.This is a kind of atomic spectrum.天文学家们必须要从这些恒星上采集更多的光谱来证实他们的推想。Astronomers will have to collect more spectra from these stars to conf...
The village paper published biographical sketches of the boys.村里的报纸还刊登了两个小孩的小传.I gathered biographical notes from other Red Army leaders.我向红军其他领导人搜集传记材料.The village paper published biographical sketches of the two boys.村...
braw lads and bonny lasses俊男靓女Many young lasses were there in their finest dresses.许多穿着最漂亮衣服的少女都在那里.He was whistling to himself,'Come, Lasses and Lads.他正径自吹着口哨, “ 来吧, 姑娘们和小伙子们. ”...