Patented invention
[经] 取得发明专利权
🧩 词语组成解析
a. 专利的
🗣️ 情景例句
Sometimes he's very sad.
他有时很忧悒。
Who wrote that song?
那支歌曲谁写的？
Jack is the strongest boy in the class.
杰克是全班最强壮的男孩。