balsa
n. 热带美洲轻木（尤用于制作模型）；轻木
n. （Balsa）（西、美、阿）巴尔萨（人名）
复数 balsas
例句
The children were asked to model an aeroplane out of balsa-wood.
孩子们被要求用轻木做模型飞机。
The children were asked to model an airplane out of balsa - wood.
孩子们被要求用轻木做模型飞机。 。
And now we come to a minor balsa mystery.Why does the tree flower at night?
现在让我们来揭开一个关于巴尔沙树的小小谜团：为什么它们会选择在夜里开花？
