Cepheid variable stars are stars whose brightness changes at regular periods.造父变星是一种光线按规律周期发生变化的恒星.His first great discovery was made when he recognized a Cepheid variable star.他的首次重大发现产生于他认识了一颗造父变星的时候....
Beyond the field fields are pleasant patches of woodlands.田野外是一块块赏心悦目的森林地.Boarded Se Hanta , Trinidad dam, boundless expanse of woodlands panoramic view.登上塞罕塔, 千里坝上, 万顷林海尽收眼底.European anemone with solitary white flowers ...
他在南非的金矿区发了大财.He made a fortune in the gold fields of South Africa.新立金矿区就是位于三山岛—仓上控矿断裂带上.Xinli gold deposit is situated at the Sanshandao - Cangshang ore controlling fault.辽宁省白云金矿区遭受了长期的构造—岩浆热事件影响,形成了复杂的构造形迹.DeposIt'...
A burnt child dreads the fire.[谚]烧伤过的孩子怕火(惊弓之鸟,格外胆小).The burnt child dreads the fire.惊弓之鸟.She dreads going to the dentist.她怕去看牙医.Burnt child dreads the fire.一朝被蛇咬,十年怕井绳。The little boy dreads going to bed in the dark.这孩子不...
最后我引他登上后甲板时,他有气无力地吐了一口长气.When at last I showed him out on the quarter - deck he drew a long, spiritless sight.几位乘客将在晚饭前到后甲板上散步.A few passengers would have a stroll on the after deck before the evening meal....