Wayboard
(两厚层之间的)薄隔板
🗣️ 情景例句
a group of caring Riverdale citizens gathered
一群热心公益的Riverdale居民聚集在一起
He was absent yesterday. Do you know why?
昨天他没到，你知道为什么吗？
Some devices were quite simple.
有些装置非常简单。