a four-beam laser doppler measures the turbulence as the water moves around and over the plastic plants growing out of the bottom of the tank.
(a four-beam laser doppler; measures; the turbulence as the water moves around and over the plastic plants) (the water; moves; around) (the plastic plants; growing; out of the bottom of the tank)
a four-beam laser doppler the water the plastic plants
measures moves growing
the turbulence as the water moves around and over the plastic plants
around
out of the bottom of the tank