名词
中文翻译：复线桅杆
同义词：
['catenary mast', 'catenary tower', 'catenary pole']
例句：
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1. The catenary mast was designed to withstand the strong winds of the coastal region.
这个复线桅杆被设计来承受沿海地区强风的影响。
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2. The catenary mast is crucial for maintaining the stability of the sailboat during high winds.
复线桅杆对于在大风中保持帆船稳定性至关重要。
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3. The catenary mast is a unique feature of this sailing ship, providing excellent visibility and stability.
复线桅杆是这艘帆船的独特特征，提供了极好的视野和稳定性。