Whoever first developed gunpowder , paper , printing and the compass were those kind of persons .
第一个发明火药,造纸术,印刷术以及指南针的人都是这种人。
Milk cows and carrots , therefore , are human inventions as much as steam engines and gunpowder are .
所以说,奶牛与胡萝卜跟蒸汽机与火药一样,都是人类的发明。
After an experimental explosion , one of the experts exploded the gunpowder , an explosive .
在实验性的爆炸之后,其中一个专家引爆了火药,一种爆炸物。
The country that invented the compass , gunpowder , paper and printing is set for a globally important comeback .
这个发明了指南针,火药,纸和印刷术的国度就要重返全球重要舞台。
Only hours before the planned explosion did a search of parliament 's cellars reveal his barrels of gunpowder .
就在引爆计划前的几小时,有关人员在搜查议会地下室的时候发现了他的火药桶。
The country that invented the compass , gunpowder and printing is also challenging america in the innovation stakes .
在创新力度上,这个发明了指南针,火药和印刷术的国家,也不断挑战着美国。
As the key ingredient in gunpowder , potassium nitrate allowed humans to propel bullets from guns and , in doing so , changed the face of warfare .
作为制造黑火药的关键成分,正是硝酸钾推动子弹飞出枪膛,而且这样一来还改变了战争的面貌。
Another accidental discovery just like gunpowder , the earliest compasses were not used for their intended purpose and were not based on magnets .
像火药一样,这又是一个意外的发现,最早的罗盘并非用于指引方向,也不是用磁铁制成。
On the voyage your correspondent took , the eleonora was carrying europe 's new year celebrations : 1850 tonnes of fireworks , including 30 tonnes of gunpowder .
For many years the air around reggio calabria carried the odour of gunpowder and death , as mafia clans settled their disagreements the old-fashioned way .