2水沖刷地面的泥沙和岩石
(A)ㄅ侵蝕
(B)ㄆ搬運
(C)ㄇ堆積
(A)ㄅ侵蝕
(B)ㄆ搬運
(C)ㄇ堆積
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統計: A(8), B(0), C(0), D(0), E(0) #2511100
統計: A(8), B(0), C(0), D(0), E(0) #2511100