Patented invention
[经] 取得发明专利权
🧩 词语组成解析
a. 专利的
🗣️ 情景例句
A diamond of this size is unique.
这种尺寸的钻石是独一无二的。
Where were you on Tuesday?
星期二你在哪里？
But in an old man who has known human joys and sorrows,
可是老年人已经饱尝了人间的甘苦，