日本三级无码啪啪区|午夜视频久久一区久久一|AAAAA一级黄片|日本久久99久久|国际精品AV在线|狠狠2015亚洲一区|美腿丝袜亚洲网站|欧美色多多人人看|国产超碰美女在线|www色色在线色

單詞乎

phloem

音標['fl?uem]
phloem是什么意思、phloem怎么讀

phloem漢語翻譯

n. 韌皮部
【醫(yī)】 韌皮部

phloem英語解釋

名詞 phloem:

  1. (botany) tissue that conducts synthesized food substances (e.g., from leaves) to parts where needed; consists primarily of sieve tubes
    同義詞:bast

phloem詳細解釋

phlo.em

n.(名詞)
The food-conducting tissue of vascular plants, consisting of sieve tubes, fibers, parenchyma, and sclereids.
韌皮部:導管植物的食物傳導組織,包括篩管、纖維、薄壁組織和硬化細胞

來源:
German
德語
from Greek phloios [bark] * see bhleu-
源自 希臘語 phloios [樹皮] *參見 bhleu-

0
糾錯