求问括号里的部分做什么成分，修饰哪一部分，结构不太清楚。It is animals and pla

求问括号里的部分做什么成分，修饰哪一部分，结构不太清楚。It is animals and plants which lived in or near water whose remains are most likely to be preserved, (for one of the necessary conditions of preservation is quick burial, )and it is only in the seas and rivers, and sometimes lakes, where mud and silt has been continuously deposited, that bodies and the like can be rapidly covered over and preserved.

插入语，解释逗号前的部分

h高就回家看韩国客户机