pleth·o·ra
noun/ˈpleθərə/
/ˈpleθərə/
[singular] (formal)- an amount that is greater than is needed or can be used
过多；过量；过剩 - The report contained a plethora of detail.
报告中细节过多。
Word Originmid 16th cent. (in the medical sense): via late Latin from Greek plēthōrē, from plēthein ‘be full’. - The report contained a plethora of detail.