9115547|mathematics;re (口白)|365620|how to count one to ten (ハウトゥカウントワントゥテン)|781300|Method of slow motion|10959181|684|1|1|0|27397516|10959181|23|0|0|66120561|15166730|16565338|0|002wI0Et2ZZfsC|0035oTKV3glxXm|001vcSaH1y33bd
9115547|mathematics;re (口白)|365620|how to count one to ten (ハウトゥカウントワントゥテン)|781300|Method of slow motion|10959181|684|1|1|0|27397516|10959181|23|0|0|66120561|15166730|16565338|0|002wI0Et2ZZfsC|0035oTKV3glxXm|001vcSaH1y33bd