To err is humane in Pinyin

To err is humane.
Accoording to my information "Biao1 Cu4 Can1", should be "Biao1 Cuo4 Can1".
Indeed "To err is human".
Accoording to my information "Biao1 Cu4 Can1", should be "Biao1 Cuo4 Can1".
Indeed "To err is human".