形容词
中文翻译：额外的
同义词：
['supplementary', 'additional例句：1. We need to add some additional ingredients to the recipe.（我们需要在食谱中加入一些额外的配料。）2. The additional cost of the hotel room was $50.（酒店房间的额外费用是50美元。）']
例句：
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1. We need to add some additional ingredients to the recipe.
我们需要在食谱中加入一些额外的配料。
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2. The additional cost of the hotel room was $50.
酒店房间的额外费用是50美元。
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3.The company decided to add an extra shift to meet demand.
公司决定增加一个班次以满足需求。