man·go·nel /ˈmæŋgəˌnɛl/
[中世紀的] 投石機
Man·go·nel n. A military engine formerly used for throwing stones and javelins.
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mangonel
n : medieval artillery used during sieges; a heavy war engine
for hurling large stones and other missiles [syn: catapult,
arbalest, arbalist, ballista, bricole, onager,
trebuchet, trebucket]