Dod
abbr. 美国国防部（Department of Defense of the United States）
🗣️ 情景例句
Is he a client?
他是顾客吗？
Yes,you are.
是的，你是。
Litter baskets have been placed under the trees, but people still throw their rubbish everywhere.
树下都已设置了废物筐，但是人们仍到处扔垃圾。