A patent fact
明显的事实
🧩 词语组成解析
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;
fact
[fækt]
n. 事实，实情;实际;真相，证据;犯罪行为;
🗣️ 情景例句
Why did you stop working?
你为什么要退休？
She began playing the violin when she was nine.
九岁的时候，她开始拉小提琴。
There are four of us.
我们有4人。