Answer key
01
答案键, 解答集
a document or resource containing correct answers to questions or exercises, typically used for educational purposes or assessments
例子
The teacher provided an answer key to help students check their homework assignments.
老师提供了一个答案键来帮助学生检查他们的家庭作业。
The answer key showed a mistake in the book ’s original answers.
答案键显示了书中原始答案的一个错误。
