| 单词 | wood ray |
| 释义 | > as lemmaswood ray wood ray n. Botany (see quot. 1933). ΘΚΠ the world > plants > part of plant > cell or aggregate tissue > [noun] > tissue > cambium or periderm > part of ray internal to wood ray1933 1933 Trop. Woods XXXVI. 3 Wood ray or xylem ray, the part of a ray internal to the cambium. 1975 Sci. Amer. July 102/2 Among the components of the cambium are what are called ray initials; the continuation of a ray initial down into the sapwood of a stem, a branch or a trunk is known as a wood ray. < as lemmas |
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