(TTS發音) 1. end in failure ；go bankrupt ；close up以失敗而告終；破產；倒閉；停止營業
The business folded up. 買賣失敗了。
In an economic crisis， smaller enterprises are usually among the first to fold up. 小的企業在經濟危機中往往最先倒閉。
Most of his amibitious schemes folded up on him. 他的野心勃勃的計劃大部分都玻產了。
The new restaurant folded up in less than a year. 這家新開的飯館不到一年就關門了。
2. suffer moral or spiritual collapse 垮掉；精神崩潰
She didn't fold up when her only son died. She kept on working even harder. 當她的獨生子死去時，她並沒有精神崩潰，相反更加努力地繼續工作。
He folded up when the prosecutor discredited his story. 當檢察官不相信他的陳述時，他精神崩潰了。
3. collapse with mirth or pain（因高興或疼痛）坍下來（笑得要命，痛得要命等）
From the moment the clown appeared on stage，the audience folded up in their seats. 這個小醜一上場，觀眾們就坐在椅子上笑得前俯後仰。
The pain in her stomach was so sharp that she folded up. 她的胃疼得她連腰都直不起來了。
He folded up with laughter. 他笑彎了腰。
3. make smaller by folding疊小
She folded up the papers. 她疊起了報紙。
Fold up your clothes tidily，please. 請把你的衣服疊整齊。
Would you fold up the garden chairs and put them in the storeroom？你能把花房裡的折疊椅疊起來放入儲藏室去嗎？
4. collapse ；break down坍塌；倒塌
He sat down on the chair， but it suddenly folded up under him. 他往椅子上一坐，但是突然那椅倒塌下來了。
The table folded up under the heavy weight. 這張桌子因上面放的東西太重而倒塌了。
