midrib
midrib — 名詞
1. the thick line running down the middle of a leaf from the stem to the tip, which
葉子的中脈
葉片中央那條最粗的葉脈
the thick line running down the middle of a leaf from the stem to the tip, which carries water and food and gives the leaf its main shape.
Esme traced the midrib of the banana leaf with her finger.
Esme 用手指沿著香蕉葉的中脈滑過去。
the midrib of + [leaf type]
The biology teacher showed the children how the midrib splits a leaf into two halves.
生物老師向孩子們示範中脈如何把一片葉子分成兩半。
subject-verb pattern showing function
Christopher snapped the leaf along its midrib to make a small whistle.
Christopher 沿著葉子的中脈把它折斷，做成一個小哨子。
along its midrib (location phrase)
Water and sugar move through the midrib to feed every part of the leaf.
水分和糖分透過中脈輸送，供應葉子的每一個部位。
move through the midrib (biological function)
Sirin pressed the fern flat and labelled the midrib for her science project.
Sirin 把蕨葉壓平，並標出中脈，當作她的科學作業。
- the midrib of a leaf
- thick midrib
- snap along the midrib
- trace the midrib
- midvein
exact technical synonym, common in botany textbooks
- central vein
everyday phrasing for the same structure
- main vein
looser term; sometimes used for any large vein, not only the central one
文法句型
the midrib of [leaf]
用法筆記
Almost always used in botany classes or plant guides. The plural 'midribs' appears when comparing several leaves.