Deutonephron
中肾
🗣️ 情景例句
Fine, thank you.
很好， 谢谢。
Would you mind opening the window?
你介意开窗吗？
Mr Hu stood at the starting line. All the runners got ready to run.
胡先生站在起跑线上。所有的运动员都做好了起跑准备。