以下是关于【地球的伙伴】的公开课/优质课视频，一共505个
34:45100-
42:1548 -
43:5180 -
46:1759 -
27:57140 -
1:39:2031 -
51:1793 -
16:56105 -
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40:5719 -
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48:3577 -
51:4061 -
46:2012 -
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59:1473 -
52:1612 -
1:26:2659 -
54:3144 -
42:12121 -
1:27:3769 -
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43:4258 -
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46:2896 -
40:3215 -
06:2644 -
43:35105 -
06:4322 -
06:1719 -
03:3064 -
38:0942 -
41:4422 -
04:3220 -
50:09112 -
48:0886 -
06:4738 -
47:2756 -
47:5915 -
43:2182 -
45:4172 -
50:55116 -
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41:59107 -
47:2733 -
40:5767 -
36:3012 -
25:04105 -
41:5675 -
45:5036 -
40:3230 -
46:28104 -
41:56117 -
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40:5638 -
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43:4228 -
12:45127 -
08:4824 -
42:1292 -
27:5745 -
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46:1740 -
41:5959 -
57:4636 -
2:42:12121 -
40:43137 -
40:2168 -
40:4017 -
23:31132 -
07:0140 -
39:5859 -
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42:3542 -
34:45111 -
34:45139 -
10:3073 -
2:42:1257 -
10:5567 -
27:35124 -
10:5992 -
11:0059 -
43:5154 -
42:1542 -
34:4536 -
51:1717 -
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40:2396 -
39:17110