发明人: author of the inventioncontriverdeviserinventerinventor
Example Sentences:
1.
The chinese anticipated the european discovery of gunpowder 中国人在欧洲人之前发明了火药。
2.
The chinese anticipated the european discovery of gunpowder 中国人在欧洲人之前发明了火药。
3.
The chinese demonstrated their invention of gunpowder in the 18th century ad when it was used by the army of the song dynasty 中国人在公元18世纪发明了火药，当时主要用于宋朝的军队。
