Uspto
abbr. U. S. Patent and Trademark Office 美国专利和商标办公室; United States Patent and Trademark Office 美国专利和商标局
🗣️ 情景例句
Thanks a lot.
多谢，多谢！
It was quite good. But it was awfully long.
班机很好，就是时间太长了。
Kate, I'm sorry about that argument.
凯特，那次争吵我很抱歉。