Extraneousness
n. 外部（支节）
🗣️ 情景例句
Where's the bookstore?
书店在哪？
Will you be here at ten o'clock tomorrow?
请你明天十点到这里，行吗？
I have never been able to look at a snail since then.
从那以后，我再也不能看一眼蜗牛了。