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
May I speak to the head of the household?
我可以请户主听电话吗？
I have a dog, but it's very quiet.
我有一只狗，不过它很安静。
Bill works harder than Joe and grows more flowers and vegetables, but Joe's garden is more interesting.
他比乔也更为勤奋，种植的花卉和蔬菜也更多，但乔的花园更富有情趣。