The idea may be "Since you never have any, if you say you do now I'll drop
dead from shock."
https://forum.wordreference.com/threads/
say-no-or-ill-drop-dead.4024874/#post-20656822
: → dunchee: "...反話？"->這樣子理解也行。 05/03 21:33
那樣子理解並不可行。

感謝！縮個網址 https://reurl.cc/9VKDEj

推推 不要亂理解比較好