What? What did you say?

what / that thing (used in place of words you can't remember at the moment.)

Nothing

What?, Huh?

張大: prominent and big; exaggerated / 長大: long and big; tall and big; grand

帳台, 帳代, 丁台: a raised dais as in a receiving room in a palace; a raised sleeping area set up in a larger room in a palace or large hall; a reception room or foyer; a storage room or closet

長大: to grow up, to grow older / 頂戴: to receive

(humble, formal, archaic) a humble submission, a humble contribution made to someone of higher status / (humble, formal, archaic) a humble reception or receiving of something

very long and extensive

great length and extent