Q and A
adjective [ before noun ] mainly US uk/ˌkjuː ənd ˈeɪ/ us/ˌkjuː ənd ˈeɪ/
问答(question and answer的缩写)
abbreviation for question and answer
The textbook has a Q and A section at the end of each chapter. 该教材每章的末尾都设有问答专栏。
英汉双解词典收录81607条英汉双解翻译词条,基本涵盖了全部常用单词的读音、翻译及用法,是英语学习的有利工具。