Video: 0217_boil_dry_tea_1
Phase transition: vaporize
State before: liquid:non viscous
State after: solid:particulate
Object: In the process of boiling the tea, the tea which on the pot and the charred substance which is left after boiling in the initial frame
目标物体: 在煮沸过程中,位于初始帧中锅上的茶水以及最后煮沸留下的焦状物