Patented
a. 专利的
✅ 同义词
🗣️ 情景例句
Thank you--
谢谢你。
Come to me if you're in any difficulty.
有困难来找我。
Once he landed on the roof of a block of flats and on another occasion, he landed in a deserted car park.
一次，他把飞机降落在了一栋公寓楼的屋顶上；还有一次，降落在了一个废弃的停车场上。