Doct
abbr. document 公文, 文件, 证件
🗣️ 情景例句
We're interested in importing a complete bottling machine for exhibit and sale.
我们有兴趣进口一整部装瓶机，以备展示和销售。
No gains without pains.
不劳无获。
Thank you very much.
非常感谢！