单词
sheath
翻译
n. 鞘,叶鞘,翅鞘
例子
The sheath of connective tissue enclosing a bundle of nerve fibers.
经来膜包裹住神经纤维的膜状结缔组织
The innermost layer of the cortex that forms a sheath around the vascular tissue of roots and some stems.
内皮层皮层的最内层，在根、茎的导管组织周围形成一道叶鞘（茎衣）
经来膜包裹住神经纤维的膜状结缔组织
The innermost layer of the cortex that forms a sheath around the vascular tissue of roots and some stems.
内皮层皮层的最内层，在根、茎的导管组织周围形成一道叶鞘（茎衣）
