The crane arm swung slowly to lift the heavy load.
Стрела крана медленно повернулась, чтобы поднять тяжелый груз.
Definitions
A crane arm is a long, extendable structure on a crane that is used to lift and move heavy objects. It typically consists of a boom and may include a hook or other lifting mechanism at its end, allowing for the manipulation of materials at various heights and distances.