【名词】流体；液体 【形容词】1. 流动的；流体的；液体的; 2. 容易[可]变动的；不固定的; 3. 流畅的
1. A nonsolid substance (that is, liquid or gas) that tends to flow or conform to the shape of the container in which it is kept. 2. Consisting of particles or distinct entities that can readily change their relative positions, that is, tending to move or capable of flowing. [L. fluidus, fr. fluo, to flow]
1. a liquid or gas; any liquid of the body. 2. composed of molecules which freely change their relative positions without separation of the mass.