Placodium
产囊原基层, 囊壳孔口处的硬皮层
🗣️ 情景例句
Here's $ 1000 for the trip. Use some of it for stamps.
这里是1000美元，给你当旅费。要把一些用来买邮票啊！
I didn't read the whole paper, society page column.
我没有看到报纸的全部，我只是大概看了社交版。
Are you looking forward to your holiday?
你在盼着你的假期吗？