名词
中文翻译：铃形弹性线
同义词：
['bell curve', 'bell shape']
例句：
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1.The bell-shaped design of the car is very attractive.
这款车的铃形设计非常吸引人。
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2. The bell-shaped note on the piano is a key to playing the piece.
钢琴上的铃形音符是演奏这首曲子的关键。
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3. The bell-shaped flower attracts bees and butterflies.
这种铃形花朵吸引蜜蜂和蝴蝶。