mechanics
名词 mechanics:
the branch of physics concerned with the motion of bodies in a frame of reference
the technical aspects of doing something
同义词:mechanism
名词 mechanic:
a craftsman skilled in operating machine tools
同义词:machinist, mechanic, shop mechanic
someone whose occupation is repairing and maintaining automobiles
同义词:automobile mechanic, auto-mechanic, car-mechanic, mechanic, grease monkey