Undermodulation
[计] 欠调制
🗣️ 情景例句
You'll need to hurry up, or you'll miss the train.
你得快点，否则赶不上火车。
Sport is sweetest when there be no spectators.
旁边无观众，运动最轻松。
Hello! Is there anyone at home?
喂！家里有人吗？