Once its impurities had settled, the oil could be graded...一旦杂质沉淀下去，油就可以分级了。The separation and determination of the primary impurities of diflubenzuron by liquid chromatography were carried out.通过反相液相色谱方法往甲醇与水的混合流动相中加入适当...
Once its impurities had settled, the oil could be graded.一旦杂质沉淀下去，油就可以分级了。A filter will remove most impurities found in water.过滤器会滤掉水中的大部分杂质。Oil is refined to remove naturally occurring impurities.油经过提炼去除天然存在的杂质。...
a local derby between the two North London sides两个北伦敦队之间的地方性比赛Britain came second in the Prix St Georges Derby.英国在圣乔治赛马大奖赛中荣获亚军。That horse won the Kentucky Derby.那匹马在肯塔基马赛上获胜....a North London derby between Arsenal and T...
Glaciers gouged out valleys from the hills.冰川把丘陵地带冲出一条条山谷.The lion's claws had gouged a wound in the horse's side.狮爪在马身一侧抓了一道深口。He gouged her cheek with a screwdriver.他用螺丝刀戳她的脸颊。...quarries which have gouged gr...
Thousands and thousands of start-up firms have poured into the computer market.成千上万家新成立的公司已涌进了计算机市场。Philip and I pooled our savings to start up my business.我和菲利普把积蓄凑到一起开办了我的公司。There is a lack of people wanting to start u...
The sunlight is very harsh.太阳光很刺眼。He has never flinched from harsh financial decisions.在艰难的财政决策面前他从没有退缩过。It's a pity she has such a loud harsh voice.可惜她的嗓门太大太难听了。The decision by the headmaster was called in doubt by...