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圆辔
大炮打蚊子
We had considered making a cannon that used ignited hair spray as a propellant but after a bit of research discovered that air pressure was far more effective.
FORBES: The Supersonic Ping-Pong Gun
英汉双解词典包含3185865条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。