ru·ga /ˈrugə/
皺紋
ru·ga /ˈrugə/ 名詞
(複rugae)皺紋,皺褶,皺(用于花粉)
Ru·ga n.; pl. Rugae Nat. Hist. A wrinkle; a fold; as, the rugae of the stomach.
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ruga
n : (anatomy) a fold or wrinkle or crease; "rugae of the
stomach"
[also: rugae (pl)]