动词短语
中文翻译：变宽
同义词：
['expand', 'widen', 'enlarge', 'broaden例句：1. The river widened out as it flowed further downstream.（随着河流向下游流动，它变宽了。）']
例句：
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1. The river widened out as it flowed further downstream.
随着河流向下游流动，它变宽了。
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2.The road widened out to accommodate more traffic.
道路变宽以容纳更多的交通。
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3.The garden has been expanding outwards with new plants and flowers.
花园正在向外扩展，增加了新的植物和花卉。