DOC
abbr. 通信部（Department of Communications）；商务部（Department of Commerce）
例句
There was a big doc-forum took place in Seoul earlier this year.
今年的早些时候，首尔举行了一场大型的纪录片论坛。
What did Doc. Myer do to insure her patients understand her instructions?
迈尔医生做了什么来确保她的病人理解她的指示？
What did Doc. Myer do to ensure her patients understand her instructions?
迈尔医生做了什么来确保病人理解她的指示？
