形容词
中文翻译：额外的
同义词：
['added', 'additional', 'supplementary例句：1. We need to add some more salt to the soup.（我们需要在汤里加一些盐。）2. The additional cost of the new car is $5000.（新车的额外费用是5000美元。）3. They added a few more chairs to the table for extra seating.（他们为额外的座位又加了几张椅子到桌子上。）']
例句：
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1. We need to add some more salt to the soup.
我们需要在汤里加一些盐。
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2. The additional cost of the new car is $5000.
新车的额外费用是5000美元。
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3. They added a few more chairs to the table for extra seating.
他们为额外的座位又加了几张椅子到桌子上。