Wesley's muffled weeping rises over the burble of the respirators.
an hour of boring burble
The engine kicks into life - but not so much with a deep-throated roar as a pleasing, tinny burble .
So much babble and burble is spoken about the internet and cyber-space that I almost recoil from it but the web conforms entirely to the free market idea of an end-independent spontaneous order.
Gensets with integral sound shields can be very quiet, especially when fitted with exhaust systems that separate cooling water from the exhaust gas, avoiding the annoying burble /splash of the conventional exhaust system.
Start the engine and there is a pleasant burble from the back.
The power delivery is seamless, the engine note rising from a deep burble like a powerboat tethered to a jetty to a howl like a Formula One car.
As he steps away, the pilot hears a deep and powerful burble , which immediately repeats itself and seems to emanate from somewhere in the bowels of the plane.
Chattering, always chattering with the indecipherable burble of an audience.
In a spoken statement, use of these terms above a certain threshold renders understanding impossible, and turns strings of words into a calming but meaningless background burble .