流體力學

fluid mechanics / hydrodynamics

to flow / to disseminate / to circulate or spread / to move or drift / to degenerate / to banish or send into exile / stream of water or sth resembling one / class, rate or grade

fluid

body / form / style / system / substance / to experience / aspect (linguistics)

physical strength / physical power

power / force / strength / ability / strenuously

mechanics / to study hard

to learn / to study / to imitate / science / -ology