基本解释闭花受精的同根派生 cleistogamic相关词英汉例句Cleistogamic flowers smaller, on stem in proximal leaf axils, shortly pedicellate or subsessile; 柱头头状闭花受精的花小，在茎下部叶腋，有短花梗或近无柄的；cleistogamic更多例句