名词
中文翻译：风向标
同义词：
['wind vane', 'wind direction indicator']
例句：
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1. The wind direction is changing quickly, so we need to adjust our sails accordingly.
风向正在迅速改变，所以我们需要相应地调整我们的帆。
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2. The wind direction is crucial for sailing safely.
风向对于安全航行至关重要。
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3. The wind direction changes frequently, making it difficult to predict the course of the boat.
风向频繁变化，使得很难预测船只的航线。