英 ['raʊ(ə)l]美 ['raʊəl]
vt. 将排脓条插入；用小齿轮刺马n. （马刺上的）小齿轮；插环打脓n. (Rowel)人名；(法)罗韦尔
vt. 将排脓条插入；用小齿轮刺马
n. （马刺上的）小齿轮；插环打脓
n. (Rowel)人名；(法)罗韦尔
rowel (n.)
"pointed wheel on a spur," mid-14c., from Old French roelle, roel (Modern French rouelle), "small wheel" (see roulette).
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