<Tr> <Th> Jyutping </Th> <Td> sei3 daai6 faat3 ming4 </Td> </Tr> <P> The Four Great Inventions (simplified Chinese: 四 大 发明; traditional Chinese: 四 大 發明) are inventions from ancient China that are celebrated in Chinese culture for their historical significance and as symbols of ancient China's advanced science and technology . </P> <P> The Four Great Inventions are: </P> <Ul> <Li> Compass </Li> <Li> Gunpowder </Li> <Li> Papermaking </Li> <Li> Printing </Li> </Ul>

Ll modern firearms have three basic groups of parts. what are these parts