Expired patent value
[经] 已耗专利权价值
🧩 词语组成解析
a. 失效的；过期的
patent
['pætnt]
n. 专利;专利品;专利权;专利证;
adj. 专利的;显然，显露;明摆着的;
vt. 获得…专利，给予…专利权;取得专利权;
🗣️ 情景例句
I wasn't good at it, and I didn't like studying it.
我不精于此道， 也不爱去学它。
It really comes in handy.
有了它真是方便。
One of links in the chain that drives the wheels had snapped.
驱动轮子的链条断了一节。