/scratch/scratch课程设计/S1-1 Scratch入门篇/第7课:迷宫大冒险/第7课:迷宫大冒险教学步骤/
China · Chinanet
SHA1: 4a0781425830b5b3e0f2589daf95bc20ca0c2bba
SHA256: 52f8a618d1305d56246b4e06a8d59e2af2e490040057afed25af4e9ddc47f04d
application/vnd.ms-powerpoint
1.75MB
2023-12-05 09:11:51 +0000 UTC
SHA1: 4a0781425830b5b3e0f2589daf95bc20ca0c2bba
SHA256: 52f8a618d1305d56246b4e06a8d59e2af2e490040057afed25af4e9ddc47f04d
application/vnd.ms-powerpoint
1.75MB
2023-03-16 20:13:48 +0000 UTC