a mechanism in a firearm that ejects the empty shell case after firing
ejector的用法和樣例:
例句
用作名詞 (n.)
The flow field of the ejector shows the effects of the section of the mixing chamber on the performance of the ejector. 噴射器內流場直觀地顯示了混合室截面大小對噴射器性能的影響過程。