Как по Английски будет состенуто

adjective

(of a passage of music) to be played in a sustained or prolonged manner.

Примеры использования:

Myaskovsky saves his grief for the rachmaninov-like molto sostenuto central movement, which rises t…

noun

A passage to be played in a sustained or prolonged manner.

Примеры использования:

You'll hear no catchy runs or sostenutos, no aria-like mozart-esque musicality.