单词	percussion cap
释义	percussion cap noun : cap sense 5 Example Sentences Recent Examples on the Web Oxygen generators use a chemical reaction initiated by a percussion cap. John Cox, USA TODAY, 4 Dec. 2020 Word History First Known Use 1823, in the meaning defined above
随便看	sulfurs sulfury sulfuryl sulfuryl chloride sulfuryls sulfydrate Sulgrave Sulidae sulidaes sulindacs suling sulk sulk(s) Sulka sulkas sulked sulker sulkers sulkier sulkies sulkiest sulkilier sulkiliest sulkily sulkiness

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