basal part

基本解释

The second leaf takes place at the basal part of the first leaf and originates from the shoot apex cells when the first leaf pierces the calyptra.
第一叶突出帽状体之后，由第一叶基部保留下来的茎干顶端细胞产生第二叶。
In epididymis, CaM-IR was mainly observed in the apical cytoplasm of the principal cells of the caudal segment, and occasionally in the basal part.
在附睾，钙调素免疫反应见于附睾管尾段主细胞顶端胞质内，偶见于主细胞的基底部。
As a basal part of the whole project, this study is demanded to provide necessary data for other systems. One of the tasks is to extract vector data from raster images.
作为项目的基础性部分，本课题需要为其它相关的课题提供所需的数据，其中很重要的一项任务就是从栅格影像中获取矢量数据。

Nerves from a part of the rat brain known as the basal forebrain are thought to secrete the chemical acetylcholine into the brain's main vision center, also called the primary visual cortex, reinforcing connections that were recently active.
MSN: Goggle-wearing rats show link between learning, rewards