It is that that "that"means that that conntributs to that.怎么解释

问题描述:

It is that that "that"means that that conntributs to that.怎么解释

强调句:it is...that...= It is [被强调内容] that [其他部分]It is 【that that "that"means that】(1) that contributs to [that](2).先把(1)看做一个整体(事实上它是一个名词性从句)It is (1) that contributes ...