形容词
中文翻译：额外的
同义词：
['extra', 'additional', 'augmented', 'supplementary']
例句：
-
1. The cost of the new product is an additional expense for our company.
新产品的成本是我们公司额外的开支。
-
2. We need to add some additional information to our report.
我们需要在报告中添加一些额外的信息。
-
3. The additional security measures have made the event more secure.
额外的安全措施使活动更加安全。