It's structural and functional unit of myofibrils.

是肌原纤维结构和功能基本单位。

youdao

the fundamental structural and functional unit of the nervous system is the neuron;

神经元是神经系统基本的结构单位和功能单位；

youdao

Genomics — the field of genetics concerned with structural and functional studies of the genome.

研究生物体基因组的组成、结构与功能的学科。

youdao

This means technological advances in areas such as structural and functional materials, power conversion, and reliability.

CNN: Nuclear fusion is the 'perfect energy source'

As the brain grows older, it undergoes complex and poorly understood changes from the biochemical, to the molecular, structural and functional that lead it to shrink.

ECONOMIST: The ageing brain