piston
US /ˈpɪs.tən/
UK /ˈpɪs.tən/
形容詞
1.
ピストン
名詞
1.
ピストン
a disk or short cylinder fitting closely within a tube in which it moves up and down against a liquid or gas, used in an internal combustion engine to derive motion, or in a pump to impart motion.
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