She dickered ( with the shopkeeper ) for the best fruit.她要买店里最好的水果而 ( 跟店主 ) 讨价还价.My grandmother dickered with the pedlar over the price of apples.我祖母为苹果的价格与小贩讨价还价.They dickered for the best deal.他们为争取作成一桩最理想的交易而讨价还价....
Loteprednol etabonate was synthesized through oxidation, acylation, hydrolysis and chloromethylation from the starting material prednisolone.以泼尼松龙为原料,经氧化 、 酰化 、 水解成盐、氯甲基化成酯制得氯替泼诺.An enzyme that catalyzes the hydrolysis o...
Erodible soil fractions are usually dislodged from projections and trapped in depression.可冲蚀土壤部分经常从凸出物剥蚀并降落于洼地.The insoluble capsule body, fast - release theophylline tablet and erodible plug were prepared , respectively...
Large, poorly controlled plants must reduce emissions to 1.2 million lbs / mBtu.大型的以及控制污染设备较差的工厂必须减少排放达120万磅/百万英国热量单位.(每个英国热量单位等于252卡——译者注. )The luggage weighs 40 lbs.这行李重40磅.Tighten adjustment screw to 3 N & middot; m (...