✔ 最佳答案
"Liquid" is simply describong the state of matter. Its kinetic energy of atoms is between solid and gas. If you are asking whether the liquid contains water, it is the a question of composition. Any liquid have possibility to contain water, aqueous solution is a common example. Sometimes water is not a solvent of a liquid, for example, low purity pectroleum product such as nephtha for produce towngas contains very little water. So Towngas company has to check the water content of incoming nephtha. Liquid oxygen may contains water, but the content is extreme low.