Definition
Used to express the belief that something is completely impossible or highly unlikely to occur.
絕不可能的事；無稽之談
"If he ever helps with the housework, then pigs might fly."
「如果他會幫忙做家務，那豬都會飛了。」
"If she's ever on time, pigs might fly."
「如果她能準時，那豬都會飛了。」
"They say the project will be finished on time, and pigs might fly."
「他們說這個項目會準時完成，那豬都會飛了。」