birch

birch的音标和读音：
DJ音标发音： [bə:tʃ]
KK音标发音： [bɜtʃ]

birch的词性：
n.（名词）

1. Any of various deciduous trees or shrubs of the genus Betula, native to the Northern Hemisphere and having unisexual flowers in catkins, alternate, simple, toothed leaves, and bark that often peels in thin papery layers.
桦：一种桦 属的落叶树木或灌木，生长于北半球，生有柔荑花序，互生、单茎齿状叶子的单性花以及经常脱去薄如纸层的树皮

2. The hard, close-grained wood of any of these trees, used especially in furniture, interior finishes, and plywood.
桦木：该树木质地硬纹理细的一种木材，尤其用于家具、室内装饰和胶合板

3. A rod from a birch, used to administer a whipping.
桦树的嫩枝，用作教鞭

birch的词性：
v.tr.（及物动词）

4. To whip with or as if with a birch.
桦条，作鞭打用：用或似用桦条鞭打

birch的词源：

5. Middle English
中古英语

6. from Old English birce * see bher…g-
源自 古英语 birce *参见 bher…g-