| 单词 | juvenile wood |
| 释义 | > as lemmasjuvenile wood juvenile wood n. an inner core of wood in a tree, distinguished by particularly small cells. ΘΚΠ the world > plants > part of plant > part of tree or woody plant > wood > [noun] > juvenile or reaction wood redwood1916 tension wood1924 compression wood1925 reaction wood1948 juvenile wood1956 1956 F. W. Jane Struct. Wood ix. 191 Juvenile wood often has cells of smaller dimensions, often much smaller, than those of the trunk. 1971 T. T. Kozlowski Growth & Devel. Trees I. iii. 109 The wood in the region of the pith, which is formed early..is termed juvenile (sometimes called core or pith) wood. < as lemmas |
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