Costaz科斯塔costan.[解]肋骨；肋脉；[植]叶脉；科斯塔咖啡（一个著名英国咖啡馆品牌）costal margin前缘Costal upland沿海旱地costal pleura胸膜,肋胸膜costant level恒定水准, 恒定水平; 恒定油面; 常度costa spuriae弓肋Costacallistan.肋纹仙女蛤亚属costae spuriae假肋costal notches肋切迹costa haemalis脉肋costal traffic沿岸贸易