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  "dek": "“天宫课堂·港澳专场”太空授课活动今天举行，正在中国空间站执行任务的神舟二十三号乘组——指令长朱杨柱、航天驾驶员张志远及香港首位载荷专家黎家盈，为港澳学生们进行讲解。今天的天宫课堂做了两个与水有关的实验：拧不干的湿毛巾、水球乒乓比赛。",
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