phloem

phloem读音音标

英 [ˈfləʊem]

美 [ˈfloʊem]

phloem意思解释

n.

韧皮部；

英英释义

n.

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

同义词：bast

双语例句

用作名词(n.)In vascular plants, the xylem and phloem serve to translocate such substances.维管植物的木质部和韧皮部主要进行对这类物质进行运输。The secondary phloem consisted of sieve cells and phloem parenchymas.根的次生韧皮部则由筛胞和韧皮薄壁细胞组成。