刀豆不是四季豆我曾在《姑苏晚报》上发表过一篇题为《刀豆絮语》的文章，结果收到了报社转来的读者来信，信中有人向我指出，文中的“刀豆”应改为“四季豆”———因为在上海人们都把四季豆叫“刀豆”的。刀豆不是四季豆，它比四季豆大得多，因荚形似刀，大如皂荚，故又名大 I was in Gushu Evening News published an article entitled “Xidian whisper” article, the results received a letter from the readers of the newspaper, the letter was pointed out to me, the text of the “sword bean ”Should be changed to“ green beans ”--- because in Shanghai people are called green beans“ knife beans. ” Knife beans is not green beans, it is much larger than the green beans, pods shaped like a knife, as big as the acacia, it is also known as large