感謝jserv和thhsieh的熱心, 跟他們聊的過程中, 得到了很多的建議和提示.
Yesterday I worked till 02:00, and finally let the iterm display the input result of iiimcf.
Thanks jserv’s and thhsieh’s help. I got a lot of hints and advice from the conversation with them. Anyway, this is a memorial day.