supplementary

The teacher gave us some supplementary materials to help with the exam.

老师给我们一些补充材料来帮助备考。

用法提示：“supplementary”作形容词，修饰“materials”，表示“补充的、额外的”。

AI contextual example

You can earn supplementary income by working part-time on weekends.

你可以周末兼职赚取额外收入。

用法提示：形容词“supplementary”放在名词前作定语，表示“额外的”。

AI contextual example

The report includes a supplementary section with more detailed data.

报告包含一个补充部分，提供更详细的数据。

用法提示：形容词“supplementary”作定语修饰“section”，意为“补充的”。

AI contextual example