“桦木”怎么读

他用一块桦木做一只小船.He used a piece of birch to make a small boat.只有杨木和桦木的原木出货高于去年.Only Poplar and Birch log shipments are up for the year.利用均匀设计法优化了微波辅助提取白桦树皮中桦木醇的工艺.The microwave - assisted extraction ( MAE ) of betulin from B...

“桦木”的英语可以翻译为：irch ...