Polyphyodont
a. (鱼类或低等脊椎动物)多换性齿的
🔁 扩展释义
【医】 多套牙的, 多次换牙的
🗣️ 情景例句
It's mostly young people who take part.
参加活动的绝大多数是年青人。
I've been watching TV all night.
我看了一整晚的电视。
for the simple reason that I was left with several curiously shaped bits of metal which did not seem to fit anywhere.
原因很简单，因为还剩下几个形状奇特的零件似乎哪里也装不上去。