GEMJ:C中蓝色部分应该作为一个整体来理解,WHICH的先行词就是“过程”。 (C) by which it is produced and understood has revealed not underlying simplicity but great complexity 如果单独理解understood,那它跟谁搭配呢? SBBIh, so if it was "through which", it would be ok. right? 懂了.i regarded "by" as "through" jnlvo: