钟虫一种钟虫属有纤毛的原生动物，具有铃状的身体，常连在一个植物或其它物体的细茎上并居住于水下。

Any of various ciliate protozoans of the genus Vorticella, having a bell-shaped body and living underwater on a slender stalk often attached to a plant or other object.

youdao

总结了影响栎属植物体细胞胚胎发生的主要可控因素及体细胞胚的遗传变异，组织学研究现状。

This paper summarizes the research progress of the factors involved in controlling the process of oak somatic embryogenesis, as well as the genetic variation and histology at present.

youdao

但普通的分析方法，如紫外-可见光谱、核磁共振光谱、电子顺磁共振光谱等都不能用于检测这种生物体系中特殊的会属离子。

But many normal analysis techniques, for examples. UV-Vis spectrum, NMR and EPR cannot be used to detect the special metal ions in living things.

youdao