Subpopulations
n. 亚种群（subpopulation复数）
🗣️ 情景例句
I'm his friend.
我是他的朋友。
With my heart in my boots, I went into the dark room.
我战战兢兢地走进那黑洞洞的房间。
Well, have you considered using the lab in your free class? I suggest you ask Mr. Wu.
噢，你是否考虑过在自习课上利用这个实验室？我建议你问问吴先生。