a grove of birch trees白桦树丛We found that birch bark could serve as paper.我们发现桦树皮可以作纸用.They've got a wonderful birch in the back garden.他们在后花园有一棵极好的桦树....
They’ve got a wonderful birch in the back garden.他们在后花园有一棵极好的桦树。The growing birch tree exfoliated excess bark.这正成长的桦树剥落了过剩的树皮.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...