tararear

Jim y Pam tarareaban en un tono alto, causando que Dwight hiciera una cita con un médico.	Jim and Pam hummed in a high pitch, causing Dwight to make an appointment with a doctor.
El sonido de las ruedas de mi bicicleta tarareaban sobre el pavimento y el chasquido de la cadena me invito a reflexionar.	The sound of the bicycle tires humming over the pavement and the low clicking of the chain lulled me into a reflective mood.
Ahora, cuando trato de recordar esa experiencia, estoy seguro de que las melodías que con frecuencia en mi casa mis padres cantaban, tarareaban o entonaban, eran tangos polacos.	Now, when I try to recollect that experience, I am sure that melodies which at my home were most frequently sang, hummed or crooned by my parents, were Polish tangos.
Con el tiempo se convirtió en parte inseparable del programa de toda orquesta sinfónica del país y el autor recuerda que se cruzaba con transeúntes que tarareaban fragmentos de ella.	In time it was to become an integral part of the programme of any symphony concert in the country. The composer himself remembers passing people by in the street and hearing them hum parts of the suite.
Este medio prendió, pues en el excitado estado de los bandos, las canciones doctrinales se tarareaban por doquier.	This expedient took well, for in the excited state of the parties, his doctrinal songs were hummed everywhere.