1. The professor praised her fluid style. 教授“称赞”她流畅的文体。
2. Air whether in the gaseous or liquid state is a fluid. 空气，无论是气态的或是液态的，都是一种流体。
3. Binders is a adhesive like fluids and other components is an integral part of the fluid in the ink. 连结料是一种胶粘状流体，起着连结其它各成分作用，是油墨中的流体组成部分。
英英解释
n.
1. a substance that is fluid at room temperature and pressure
2. a continuous amorphous substance that tends to flow and to conform to the outline of its container: adj.
1. subject to change; variable
2. characteristic of a fluid; capable of flowing and easily changing shape
3. smooth and unconstrained in movement
4. in cash or easily convertible to cash
5. affording change (especially in social status)
