名词短语
中文翻译：动车组和股票同义词
同义词：
['motorcars', 'train stocks', 'stock in motor vehicles', 'stock in motor vehicles']
例句：
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1. The company has a significant number of motor stocks and shares.
该公司拥有大量的动车组和股票。
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2. The stock market is highly volatile, with many investors buying and selling shares.
股市波动很大，许多投资者买入和卖出股票。
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3.The company's stock price has been steadily increasing over the past year.
公司的股票价格在过去一年内稳步上涨。