“描述性”的英语？

描述性的生态学是干燥无味的课题.Descriptive ecology is a dry subject.一种附加的描述性的解释或说明性注解.An added descriptive comment or explanatory note.前者一般认为属于正统的描述性编目范畴.The former is said to come within the realms of orthodox descriptive cataloguing....

“描述性”的拼音为：miáo shù xìng...