Prodissoconch
胚壳, 前双壳
🗣️ 情景例句
you've been writing for the school paper.
你为校刊写文章。
I invited him ti come down, but he wouldn't.
我请他下来，但是他不肯。
A few minutes later, I was able to hurry away with precious chalk marks on my baggage.
几分钟后，我终于被放行，手提划着宝贵的粉笔记号的行李，匆匆离去。