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首页英语词典poppetpoppet英英释意

poppet

英 ['pɒpɪt] 美['pɑpɪt]

英英释义实用场景例句

n. 提升阀；宝宝

英英释意

1. a mushroom-shaped valve that rises perpendicular from its seat; commonly used in internal-combustion engines