n. 1.【植物；植物学】桦，白桦；桦属。 2.桦木；(处罚学童用的)桦枝，桦条〔又名birch-rod〕。 3.桦皮船。 短语和例子 the black birch 西方桦。 the white [silver, Japanese] birch 白桦。 vt. 用桦条打。 adj. 桦木的；桦木制的。
consisting of or made of wood of the birch tree 同义词：birchen, birken,
whip with a birch twig
a switch consisting of a twig or a bundle of twigs from a birch tree; used to hit people as punishment; "my father never spared the birch" 同义词：birch rod,
any betulaceous tree or shrub of the genus Betula having a thin peeling bark 同义词：birch tree,
hard close-grained wood of any of various birch trees; used especially in furniture and interior finishes and plywood
例句与用法
1.
Birches and oaks feathered the narrow ravines . 桦树和橡树密生于狭谷中。
2.
The nordic birches have long been of special interest . 北欧的桦树很久以来就特别引人注目。
3.
A solitary birch was bending gracefully at the edge of the frame . 在框边上，一棵孤独的柳树妩媚地垂着。
4.
His voice, cold and perfectly enunciated, switched them like a birch branch . 他的话口气冰冷，一字一板，有如给了他们劈面一鞭。
5.
It was a rough part, all hanging stone, and heather, and bit scroys of birch wood . 这一带地势险恶，尽是些悬崖、灌木和细长的桦树。
6.
She therefore suggested that young thugs have the choice between jail and the birch . 因此，她提议给年轻的凶手一个选择：要么坐牢房，要么吃鞭子。
7.
And as i did so, i heard the fire looks bang and the balls whistle in the birches . 这当儿，我听见那些火器乒乒乓乓地响了一阵，子弹嘶嘶地飞进了桦树林。
8.
In "the spy," for instance, harvey birch is never adequately linked with the other characters . 例如在《间谍》里，哈维伯奇和其他人物的关系始终不够明确。
9.
Seed of birch flies from the time of seed maturity in july until the following spring, but aspen seed only during a short period in summer . 桦树种子从7月份种子成熟开始飞散，一直到第二年春天，但白杨的种子仅在夏天短期内就飞散完毕。
10.
I long to get down into that camp if it be only to scatter some mingo dogs that i see lurking in the skirts of younder thicket of birch . 我真想冲下山去，杀进营帐，哪怕只是把那班明果狗赶散也好，我看到他们埋伏在那片白桦林的边上哩。
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