The heavy rain driving against the windows made the room prematurely dark.暴雨敲打着窗户，房间早早就暗了下来。Weeks of heavy rain have washed away roads and bridges.几周的大雨将道路和桥梁都冲垮了。The heavy rain has caused floods in many parts of the cou...
In fermentation, dextrose is changed to alcohol ( C 2 H 5 HO ) and carbon dioxide ( CO 2 ).发酵过程中, 葡萄糖变成洒精 ( C2H5HO ) 和二氧化碳 ( CO2 ).Objectives: to study fermentation conditions of chymosin from mutant strain Mucor pusillu...