名詞 rapier:

1. a straight sword with a narrow blade and two edges
   同義詞：tuck

ra.pi.er

n.（名詞）
A long, slender, two-edged sword with a cuplike hilt, used in the 'th and 7th centuries.
雙刃長(zhǎng)劍：一種長(zhǎng)細(xì)，兩面開刃，劍柄似碗的劍，使用于'和7世紀(jì)
A light, sharp-pointed sword lacking a cutting edge and used only for thrusting.
無刃輕劍：一種輕型，尖劍頭的劍，但不開刃，只是用于威脅

來源：
French rapière
法語 rapière
from Old French (espee) rapiere [rapier (sword)]
源自 古法語 (espee) rapiere [劍]