"their chantlike intoned prayers" "a singsong manner of speaking"
"The porters singsonged the travellers' luggage up the mountain"
She spoke in a flat..voice and not in the singsong of this part of the country.
牛津高阶第八版
美国韦氏词典
Dictionary.com
Free Dictionary
维基百科 (自由的百科全书)