| 单词 | tracheid |
| 释义 | tracheid (once / 281413 pages) n WORD FAMILY tracheid: tracheids USAGE EXAMPLESThe xylem tissue of most gymnosperms comprises a single water-transporting cell type, tracheids. Nature(May 29, 2013) When tracheids occur in the medullary rays of the xylem these are replaced in the phloem-region by irregular parenchymatous cells known as albuminous cells. Various, Encyclopaedia Britannica, 11th Edit...(2011) The cells of conifers are called tracheids, meaning "like trache�." Noyes, William, Wood and Forest(2011) n long tubular cell peculiar to xylem Hyper vascular tissue tissue that conducts water and nutrients through the plant body in higher plants |
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