n.桦树；桦木；用桦条抽打
v.用桦条抽打
The birch has smooth bark and slender branches. 桦树有光滑的皮和细长的枝。
They've got a wonderful birch in the back garden. 他们在后花园有一棵极好的桦树。
He switched the boys with a birch stick. 他用桦木条鞭笞那些男孩。
Usually, we use birch wood to make the baby crib. 我们通常用桦木来做婴儿床。
adj.桦树的；桦木制的
