Precipitousness
n. 險峻;輕率
??? 情景例句
Thank you, that was a great meal.
謝謝，真是一頓好飯。
How fast?
多快？
That's very kind of you, but I want to speak to him about my son, Jim Green.
你真好，謝謝您。不過我想和校長談談我兒子吉姆·格林的事情。