classification
n. 分类，分级；类别，级别；（动植物等的）分类学，分类法；（图书馆的书、磁带、杂志等的）分类系统，编目
复数 classifications
例句
The government uses a classification system that includes both race and ethnicity.
政府采用一种既包括人种又包括种族的类别体系。
《柯林斯英汉双解大词典》
The classification based on DNA seems to be much more reliable.
基于 DNA 的分类似乎更可靠。
Chinese garbage classification policy has come into operation in several cities.
中国垃圾分类政策已经在多个城市生效。
