(2017-11-18-周六 23:33:26)
在SuperMemo内生成多个相关的元素,设定复习间隔
If sets are absolutely necessary, you should always try to convert them into enumerations.
如果集合是绝对必要的,你应该尽量把它们转换为枚举。
(2017-11-18-周六 23:33:26)
在SuperMemo内生成多个相关的元素,设定复习间隔
If sets are absolutely necessary, you should always try to convert them into enumerations.
如果集合是绝对必要的,你应该尽量把它们转换为枚举。