Level 5 · word 8,626 of 20,000 birchSpell it /ˈbɜːrtʃ/ American Search Google Images ↗Report image n. 桦树, 桦木Google Translate · EN → 中文 ↗ Definitionn. a tree with smooth bark, or its wood or thin branchesCambridge Dictionary ↗ExampleWe planted a birch tree in the front yard last spring.我们去年春天在前院种了一棵桦树。 Word mapTreesoakL4elmL5mapleL5willowL5birchcedarL5lindenL5bambooL5aspenL5