一旦杂质沉淀下去，油就可以分级了。Once its impurities had settled, the oil could be graded.将在统一费用和分级费用之间作出选择。The choice will be between a flat-rate or a banded charge.木材按厚度分级.The timber is graded according to its thickness....
Caspar was weeding the garden.卡斯珀正在给花园除杂草。Caspar lingered near the chimneypiece.卡斯帕在壁炉架附近徘徊.Caspar Henderson is an award - winning writer and journalist on environmental affairs.卡斯帕?亨德森是一位荣获环境新闻奖的作家和记者....
She was no mean performer on a variety of other instruments.许多别的乐器她也演奏得相当出色。A performer in evening dress plays classical selections on the violin.一名身穿晚礼服的表演者用小提琴演奏了几段古典音乐。He is a world class performer.他是位世界级的表演者。...
这些云带必定引起行星反照率的经向不对称性.These bands must introduce longitudinal asymmetry in the planetary albedo.如果恒星的光谱已知, 就可得出尘埃的反照率.If the stellar spectrum is known, the albedo of the dust can be obtained.有云区也可能是输射亏损区,因为云有较高的反照率.Cloudy...