基本解释纵室同根派生 oblongum相关词英汉例句Oedogonium oblongum var. polymorphumn. 长圆鞘藻多形变种Oedogonium oblongum var. fusiformen. 长圆鞘藻梭形变种Acer oblongumn. 飞蛾槭Pygeum oblongumn. 长圆臀果木var. oblongumn. 长果海桐oblongum更多例句