单词 | guardian-cell |
释义 | > as lemmasguardian-cell guardian-cell n. = guard-cell n. at guard n. Compounds 2. ΘΚΠ the world > plants > part of plant > cell or aggregate tissue > [noun] > cell > types of > guard- or subsidiary cell accessory cell1831 guard-cell1875 guardian-cell1880 subsidiary cell1884 1880 A. Gray Struct. Bot. iii. §4. 89 The stomata..consist usually of a pair of cells (called guardian-cells), with an opening between them. 1885 G. L. Goodale in A. Gray & G. L. Goodale Bot. Text-bk. (ed. 6) II. ii. xii. 377 The cellulose film is produced almost simultaneously throughout the whole extent of the mother-cell, which is cut into two guardian-cells, forming a stoma. < as lemmas |
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