ra·mus /ˈreməs/
支; 羽支
ra·mus /ˈreməs/ 名詞
支
Ra·mus n.; pl. Rami Nat. Hist. A branch; a projecting part or prominent process; a ramification.
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ramus
n : the posterior part of the mandible that is more or less
vertical
[also: rami (pl)]