Underdriven
受下方传动的, 下部传动的
🗣️ 情景例句
Hi, honey.
嗨，亲爱的。
Have you been listening?
你有没有在听啊？
But I'm worried about his Chinese.He may fall behind the other students when he comes back.
但我担心他的中文。等他回来后，他可能会落到其他同学后面。