Undulance
n. 波状, 起伏
🗣️ 情景例句
May I have headphones for the in-flight movie?
我可以要一副耳机来欣赏飞机上的电影吗？
Fat hens lay few eggs.
肥鸡不下蛋。
Is there any way of ensuring we'll have enough time for our talks?
我们是否能保证有充足的时间来谈判？