名詞 birch:

1. hard close-grained wood of any of various birch trees; used especially in furniture and interior finishes and plywood
2. any betulaceous tree or shrub of the genus Betula having a thin peeling bark
   同義詞：birch tree
3. a switch consisting of a twig or a bundle of twigs from a birch tree; used to hit people as punishment
   同義詞：birch rod

動詞 birch:

1. whip with a birch twig

形容詞 birch:

1. consisting of or made of wood of the birch tree
   同義詞：birchen, birken

1. Lithe birch branches.
   柔軟的樺樹枝
2. Alder trees belong to the birch family.
   赤楊屬于樺木科。
3. The birch has smooth bark and slender branches.
   樺樹有光滑的皮和細長的枝。

birch

n.（名詞）

Any of various deciduous trees or shrubs of the genusBetula, native to the Northern Hemisphere and having unisexual flowers in catkins, alternate, simple, toothed leaves, and bark that often peels in thin papery layers.
樺：一種樺 屬的落葉樹木或灌木，生長于北半球，生有柔荑花序，互生、單莖齒狀葉子的單性花以及經常脫去薄如紙層的樹皮
The hard, close-grained wood of any of these trees, used especially in furniture, interior finishes, and plywood.
樺木：該樹木質地硬紋理細的一種木材，尤其用于家具、室內裝飾和膠合板
A rod from a birch, used to administer a whipping.
樺樹的嫩枝，用作教鞭
v.tr.（及物動詞）
birched,birch.ing,birch.es
To whip with or as if with a birch.
樺條，作鞭打用：用或似用樺條鞭打

來源：
Middle English
中古英語
from Old English birce * see bher…g-
源自 古英語 birce *參見 bher…g-