Dumfounder
vt. =dumbfound
??? 情景例句
Don't waste your school years, son, they can determine your future.
孩子，別荒廢你的學業，它們對你的未來有決定作用。
Yes, she's free then.
可以，她那時有空。
I hope you enjoy your stay with us.
希望您在這兒過的愉快。