单词	芋頭糕
释义	同CAKE
随便看	principal crop principal crossed homomorphism principal cubic root principal current principal curvature principal curvatures principal curve principal cyst principal cyst-- mother cyst-- parent cyst principal cyst; mother cyst; parent cyst principal data principal degree principal derivative principal device principal diagonal principal dimension principal dimensions principal direction principal direction of curvature principal director of the banqueting house principal disease principal display panel principal distance principal distance error principal-distance error