Megnetron
磁控电子管
🗣️ 情景例句
Seven steaks.
七份牛排。
The designer is working hard on a new project.
设计师在努力筹划新颖的设计项目。
The underground railway runs 24 hours a day, and there are all-night cinemas, bars and restaurants.
地铁一天24小时不停地运营。还有通宵电影院、酒吧间和餐馆。