Ferroelectrics
铁电质, 铁电体
🗣️ 情景例句
I can't wake up in the morning without a cigarette or cup of coffee.
早上不抽根雪茄或喝杯咖啡我就醒不了。
When the phone rang, I was painting upstairs.
当电话铃响的时候，我在楼上画画。
There is a bridge over the river.
河上有一座桥。