Underpopulation
n. 人口稀少, 人口不足
🗣️ 情景例句
Excuse me, I just wanted to compliment you on the stunning decor.
不好意思，我只是想赞美一下你那了不起的装饰布置。
I'm playing ping-pong downstairs.
我在楼下打乒乓球。
to work or worry about trifling things at the weekend.
在周末再让他们为琐事而动脑子和忧虑。