### 第43课.mp3 **Size** 4426870 B **MD5** ee50a8432fcf024b6c468846d5ffece8 **SHA1** 2ca372572679873e483b9142142f8fce0ebcc473 ### 第44课.mp3 **Size** 5581960 B **MD5** 49c257fc9eba061a1d63020db5eb7d9f **SHA1** c2efd69468511ed631c3986ec01dd91d58addc87 ### 第45课.mp3 **Size** 4355563 B **MD5** 09aad2115fd706c4b3b776fdbb50f72e **SHA1** 73daeaa854a6e7f79c37f198e6d7a7b28bdda3c5 ### 第46课.mp3 **Size** 5914309 B **MD5** 6c8bacf7b32825e2a2a05377fd03159e **SHA1** 97cd2fc2e4f495e6b4d638778d681bbe072b3074 ### 第47课.mp3 **Size** 8088547 B **MD5** f8fb3dc839e80ebd0daf66194201fea0 **SHA1** 7b64c2042bf2a73f8f1a09cf83781ca208c95720 ### 第48课.mp3 **Size** 5150782 B **MD5** 3b6f4e4be9716081b0ec705741f38804 **SHA1** 1ec0cd5a9013a14f5ca1f0f47927f3939e16bdb7 ### 第49课.mp3 **Size** 4719187 B **MD5** 9569de76a2e103a43e0679a9140eb4e5 **SHA1** 7668e6dd38cb13a144a0d0bd333572e7a1b5668b ### 第50课.mp3 **Size** 5337181 B **MD5** 13163652d1d6a7bd10ce3710f99d5c2e **SHA1** 3bdb7ae5181696f82b08eb67fadbeda7c9056b74 ### 第51课.mp3 **Size** 4978561 B **MD5** ff77d2589ebb4247a4aa08906df41cc0 **SHA1** 21bb4a27b80c1fd98f0f753dd2e0951543f49a83 ### 第52课.mp3 **Size** 6808774 B **MD5** 71bce4806611947cbbf631ce85f22d4e **SHA1** 5f1412172d2cbbc2b79cf5eccdb9253c7f3c858a ### 第53课.mp3 **Size** 6347572 B **MD5** 166e0680cb86f2ab77057a74f008e4e8 **SHA1** 6ea435d5b3b61fcaae28cfc43870ed99934bf723 ### 第54课.mp3 **Size** 6072769 B **MD5** 033b014a31e68ecef79689fd419c8195 **SHA1** e021fc359abcfdb4de552a0af9def00b033be974 ### 第55课.mp3 **Size** 6787924 B **MD5** ec9d9e392ffbc4d941a0e00cb30c1ac2 **SHA1** 4a74cecc62c39c902588d2525e75d885c4b2bd8b ### 第56课.mp3 **Size** 6596521 B **MD5** 9f29850bbac197637401a029bdfc851e **SHA1** 7c61d1af4abd38be9451d0326655d18382113f41 ### 第57课.mp3 **Size** 6181189 B **MD5** 384b733f98514c17962b89786f0b70da **SHA1** 964fb2e31b1d7f8b0f7ec72f8ecb8dcf4883fdce ### 第58课.mp3 **Size** 3966502 B **MD5** 30b2ddbff82f28482e48867e7a4fb24d **SHA1** c7cecbf9e45c4543464610e3ac5582c1c1ac00b0