名词
中文翻译：补充说明
同义词：
['supplementary instruction', 'supplementary guidance']
例句：
-
1. Theteacher provided a complementary explanation to clarify the concept.
老师提供了补充说明来澄清这个概念。
-
2. The student asked for a complementary handout to review the material.
学生要求提供一份补充资料来复习材料。
-
3.The manager gave a complementary smile as he walked by.
经理走过时，他做了一个补充的微笑。