单词	air ring
释义	air ring noun : an inflatable rubber ring used as a cushion to relieve pressure on prominent bony points (as in helping to prevent bedsores) Word History First Known Use 1895, in the meaning defined above
随便看	corbellings corbels corbetts corbicula corbiculae corbiculas corbiculate foresignify foreskin foreskins foreslack foresleeve foreslow foresound forespeak forespeaker forespeaking forespeaks forespending forespends forespent forespoke forespoken forespore forest

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