下列事例中能用光的直线传播解释的是a.在河岸边看到河水“变浅 了 B.阳光下�在地面上会形成“影子 C.雨过天晴后天空出现的彩虹d.人 Template




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tomski下列事例中能用光的直线传播解释的是a.在河岸边看到河水“变浅 了 b.阳光下�在地面上会形成“影子 coloring