abbr. Education Document Reproductive Service [美国]教育文献复制服务处; engineering data retrieval system 工程数据检索系统; [计]= Engineering Data Retrieval System,工程数据检索系统
🗣️ 情景例句
Thank you, no.
谢谢, 不用了。
He has a cup.
他有一只杯子。
I think I can, Kate.It must be Karen Marsh,the actress.