extraction and contemporary identification什么意思?

问题描述:

extraction and contemporary identification什么意思?
Expanding on previous studies,this work provides an analytical method for the extraction and contemporary identification of flavonoid aglycones and glycosides in foods and plasma samples,and gives further evidence on the absorption of flavonoids after consumption of a common vegetable in the context of a controlled diet.
这个是整句话了,大侠帮帮忙咯

提取和同时的鉴定
具体还要看上下文.