Word
xylem
木质部
核心释义
The water-conducting tissue in vascular plants that carries water and minerals from the roots and forms the main part of wood.
- 1.
木质部。
A vascular tissue in land plants primarily responsible for the distribution of water and minerals taken up by the roots; also the primary component of wood.
- 2.
植物的木质部分:主要由管胞和导管组成的支撑和输水组织。
the woody part of plants: the supporting and water-conducting tissue, consisting primarily of tracheids and vessels
木质部。；植物的木质部分:主要由管胞和导管组成的支撑和输水组织。；木质部；[医] 木质部(植物纤维束的)
用法In use
The xylem in a tree carries water from the roots to the leaves.
用法提示：xylem 作主语，指负责输水的组织。
You can see the xylem if you look closely at a cut stem.
用法提示：xylem 作动词 see 的宾语。
A blockage in the xylem stops water from reaching the branches.
用法提示：xylem 作介词 in 的宾语，表示发生堵塞的位置。
the xylem of + plant/tree
xylem 通常作不可数名词；特指某棵植物的木质部时前面加 the。
The xylem of a tree carries water from the roots to the leaves.
树木的木质部把水分从根部输送到叶片。
xylem + noun (as modifier)
作定语时 xylem 保持单数，如 xylem tissue、xylem vessels。
相关词与表达Connections
易混词Confusing words
词族Word family
- protoxylem
- 原生木质部 · n.
- metaxylem
- 后生木质部 · n.
学习提示Learner notes
一起学习词形Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.