名词
中文翻译：广阔
同义词：
['vast', 'expanse', 'vastness']
例句：
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1.The ocean is a vastness of blue and white.
海洋是一片蓝色的广阔。
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2. The view from the top of the mountain was a vastness of greenery.
从山顶上望去，一片绿色的广阔。
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3. The company's expansion into new markets was a vastness of opportunities.
公司向新市场扩张带来了无数的机遇。