⚠ Switch to EXCALIDRAW VIEW in the MORE OPTIONS menu of this document. ⚠
Text Elements
科普视频 ^PDT3Pzo0
基础 ^gTF6HSgv
科普视频 ^J0cP1lhv
科普视频 ^Bt2ESj40
%%
Drawing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%%