"`viscera' is the plural form of `viscus'"
'E feels 'is innards 'eavin', 'is bowels givin' way.
I saw her..curious and scornful expression that wrung out my innards.
He..stared into the piano, as if making an inventory of its innards.
牛津高阶第八版
美国韦氏词典
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维基百科 (自由的百科全书)