1. Air whether in the gaseous or liquid state is a fluid. 空气，无论是气态的还是液态的，都是一种流体。
2. The researchers found similar results when the laser beam strikes chlorofluorocarbons in the liquid state. 研究人员发现用激光照射液态的氟氯烃时，也得到类似结果。
3. Recognizing that the solubility of gas is greater in the liquid state than in the solid state, the subject of weld porosity is relevant to fusion zone discussion. 认识到溶解度的气体是更大的，在液体状态，比在固体状态下，受焊缝孔隙率是相关的熔合区的讨论。
英英解释
n.
1. the state in which a substance exhibits a characteristic readiness to flow with little or no tendenc
