I finally hoisted him up with a block and tackle.我最终用滑轮组把他拉了上去。The ropes were tensioned using block and tackle.绳子通过滑轮拉紧.Block and tackle: Combination of pulleys with rope or cable, commonly used to augment pulling force....
In a multiple - step procedure, the extracted mucopolysaccharide is esterified to mucopolysaccharide polysulfate.经过一系列多步骤的程序, 萃取的粘多糖被酯化成多磺酸粘多糖(MPS).There were much high esterified pectin the, which caused cloudy and sedi...
You cannot legislate to change attitudes.态度是不能用立法来改变的。Parliament may legislate on any matter of penal law.议会可以对刑事法律的任何事项立法.Higher medical costs legislate against an improvement in health.医疗费用的上涨妨碍了健康的改善....