Complex sentence: The Sverdrup, named in honour of the pioneering oceanographers Harald and Otto Sverdrup is an unit of measure of volume transport, used almost exclusively in oceanography, to measure the volume of ocean currents.
Split into simpler sentences: The Sverdrup, named in honour of the pioneering oceanographers Harald and Otto Sverdrup, is an unit of measure of volume transport. It is used almost exclusively in oceanography, to measure the transport of ocean currents.