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。
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。
Thee 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。 。
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？
Scientists had long assumed that the balsa tree's target audience must be bats.
科学家们从很早就开始推测巴尔沙树的目标客户肯定是蝙蝠。
The sandwich of the wing is made of the perfect selected light balsa and fiberglass.
厢房的交互重叠是用完全的挑选轻白塞木和玻璃纤维做成的。
The body is built from balsa wood, and the wings powered by a wire crank driven by a rubber band.
燕尾蝶的身体是用轻木做的，而翅膀的动力来源为用橡皮圈驱动的金属曲柄。
A kinkajou's pollen-dusted cheek tells of a late-night nectar binge in an Ochroma, or balsa, tree.
一只参加巴尔沙树午夜花蜜狂欢酒会的蜜熊，它的面颊上沾满了花粉。
It's built mainly from balsa and ply, with many glass and carbon fiber moldings to reduce weight.
它的建立主要是从巴尔萨和铺设，许多玻璃和碳纤维成型，以减轻重量。
But it's tough being an upstart, and many balsa trees don't live much past 30 or 40 years of age.
虽然扎根初期总是一鸣惊人，但很多巴尔沙树活不过三四十年。
It was he who folded aluminium, made ceramic sculpture in Japan, created delicate pieces in balsa wood.
是他对铝进行折叠处理，在日本制作陶瓷雕塑，用巴沙木制作精美物件。
Or you can use a couple of thin slices of balsa to make a huge wing, one that will carry maybe twenty engines.
又或者你可以用轻质的木片搞个大点的机翼，没准可以装20个引擎。
Built from carbon fibres and balsa wood, Snowbird has a wing span of 32m (105 feet) - comparable to a Boeing 737.
雪鸟是由碳纤维和轻质木制成的，机翼长总32米(105英尺)，堪比波音737。
With the buildings are getting higher, the thickness of balsa is getting more thick too and the shape is getting irregular.
随着建筑层数的增加，基础厚度也不断增大，形状也趋于不规则。
With the buildings are getting higher, the thickness of balsa is getting more thick too and the shape is getting irregular.
随着建筑层数的增加，基础厚度也不断增大，形状也趋于不规则。
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