移植物组织结构完整，无明显细胞浸润。
The grafts remained an intact structure and no apparent t cell infiltration.
研究植物和动物组织与它们的专门功能相关的组成和结构的生物学分支学科。
Histology Branch of biology concerned with the composition and structure of plant and animal tissues in relation to their specialized functions.
这些刺都深深地嵌在植物的木纹状组织结构内，不会被轻易破坏。
Thorns are deeply embedded in the woody structure of the plant and can't be broken off easily.
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