形容词
中文翻译：额外的
同义词：
['extra', 'supplementary']
例句：
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1.We need additional funds to cover the expenses.
我们需要额外的资金来覆盖开销。
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2.The teacher provided additional resources for the students.
老师为学生提供了额外的资源。
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3. The restaurant offers additional services such as room service.
这家餐厅提供额外的服务，如客房服务。