midrib

midrib — 名詞

1. the thick line running down the middle of a leaf from the stem to the tip, which

1.名詞C2
釋義

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.

例句

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

同義詞
  • 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.

常見錯誤

❌The midrib of the tree is brown.
✅The midrib of the leaf is brown.
💡a midrib belongs to a leaf, not a whole tree or plant.