搬运工把我们那些被雨水浸透的脏兮兮的行李放上了手推车。The porter put our scruffy rain-sodden luggage on a trolley.那个老头提起手推车，慢慢推走了。The old man lifted the barrow and trundled it away.我被一辆手推车给擦了一下.I got a brush from the wheelbarrow....
他对于说明书上所说的经常是一知半解。Too often he only absorbs half the information in the manual.这说明书看起来很难懂。The instructions look very complicated.这本综合说明书是集若干图片汇合而成的.This composite illustration was made by putting together a number of dra...
Objective: This HPLC method is to determinate the purity of benzo - macrocyclotetraamide NaFe.目的: 采用高效液相色谱法测定苯并大环四酰胺钠铁的纯度.Objective To synthesize 2 - ( 4 - methoxypheny ) - 6 - methoxy - benzo [ b ] thiophene.摘要目的合成目的产物 ...