explain for sb.还是explain to?

explain for sb.还是explain to? explain to sb 和explain for sb有什么区别? 请问还有哪些像explain那样只能explain sth.to sb.而不能explain sb.sth 请问还有哪些像explain那样只能explain sth.to sb.而不能explain sb 有没有explain to do sth和explain sb to do sth ,explain应怎么用? explain the reason还是explain for the reason explain about sth to sb 有无语法错误 explain后面一定要加to sb. explain sth.to sb.和explain to sb.about（?） sth.对么? explain sb.sth对吗? 像give sth.to sb.explain sth.to sb.call 不是双宾语结构explain sth to sb=explain sb sth吗,为什么我们老师说是