Quadrivalvular
[医]四裂爿的, 具四瓣的
🗣️ 情景例句
Thank you for dinner.
谢谢你的晚餐。
Will you speak up, please?
请你大声一点好吗？
I'm afraid he's out. He won't be back until tomorrow.
对不起，他外出去了，明天才回来。