Rattlebladder
n. 嘎嘎泡泡(摇动时内藏物件碰撞作声)
🗣️ 情景例句
Everyone is goofing around.
人人都在混时间。
While waiting for the train I killed time by reading a book.
在等火车的时候我看书来消磨时间。
I'll start tomorrow.
我明天就开始干。