木质部 (mù zhì bù) — (botany) xylem
定義
Botany term: the plant tissue that transports water and minerals from roots upward. Pairs with its counterpart 韧皮部 (phloem), which carries sugars.
noun
(botany) xylem
例文
- 木质部。Zhí wù de mù zhì bù fù zé shū sòng shuǐ fèn hé kuàng wù zhì.The xylem of plants is responsible for transporting water and minerals.
- 木质部。mù zhì bù Hé rèn pí bù shì wéi guǎn shù de zhǔ yào zǔ chéng bù fen.Xylem and phloem are the main components of vascular bundles.
- 木质部。Zhè kē shù de mù zhì bù yǐ jīng shòu sǔn le.The xylem of this tree has already been damaged.
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