Placodium
产囊原基层, 囊壳孔口处的硬皮层
🗣️ 情景例句
Thank you.
谢谢。
I'm afraid the pollution will kill us all.
公害可能把我们都逼死。
Look at Mr Fat. He was very rich. He had lots of money.
瞧胖先生。他很富。他有很多钱。