基本解释閉花受精的同根派生 cleistogamic相关词英汉例句Cleistogamic flowers smaller, on stem in proximal leaf axils, shortly pedicellate or subsessile; 柱頭頭狀閉花受精的花小，在莖下部葉腋，有短花梗或近無柄的；cleistogamic更多例句