Blitheness
n. blithe（快乐的）的变形
🗣️ 情景例句
There is an emergency. Please send a fire engine.
这有火灾，请尽快派消防车来。
What's the matter with you?
你怎么啦？
In the middle of the night, two boys woke up and began shouting.
午夜前后，有两个孩子醒了，大声叫了起来。