Off-patent
adj. 专利保护到期的；非专利的
🧩 词语组成解析
off
[ɔ:f, ɔf]
prep. 从…落下;离开;从…去掉;下班;
adv. 离开;距，离;被取消;下班;
adj. 不新鲜的;不能接受;不礼貌;
n. 起跑;
v. 杀死;
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
Because it's also known now as Youth Day. So you see-
因为这个节日还被称为是青年节，所以你明白了-
Happens all the time.
常有的事。
I hope my visit does not cause you too much trouble.
我希望这次来参观没有给你们增添太多的麻烦。