Endor
[化] 电子-核双共振
🗣️ 情景例句
Eat your vegetables, they're good for your health.
多吃蔬菜，这对你的健康有好处。
John is not forty-five yet,is he?
约翰不够45岁,是吗？
Are you ready to place your order now?
你们准备好下订单了吗？