名词
中文翻译：主要翼
同义词：
['main wing', 'primary element', 'principal part']
例句：
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1. Theaircraft's primary wing is made of aluminum alloy.
这架飞机的主要翼是由铝合金制成的。
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2. The scientist found the primary wing of the butterfly to be a crucial part of its flight mechanism.
科学家发现蝴蝶的翅膀主体部分是其飞行机制的关键部分。
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3. The engineer designed the new car with a primary wing that provides excellent aerodynamic efficiency.
工程师设计了这款新汽车，其主体部分提供了极好的空气动力学效率。