morphological composition的用法和样例：
例句
- It shows that pollen morphological characters may provide some information for dividing sections and intra-sectional groups within Ardisia.
结果显示，花粉形态特征可作为属下分组及组下分类处理的依据。 - Reproductive and adult morphological characters of Artemia from Lagkor Co, Tibet were investigated under standardized culture conditions.
在标准培养条件下研究了西藏拉果错卤虫的繁殖特征和成体形态特征。
