appear in出现在…
appear on在...上出现
1.It provides visual continuity to a campaign that may also be appearing in other media.
它为也可能出现在其他媒体上的广告活动提供了视觉连续的效果。
5.The explanation is that each aspen while appearing to exist separately as a single tree, is in fact only the stem or shoot of a far larger organism.
对此的解释是,每一棵白杨,虽然看起来是独立存在的一棵树,但实际上只是一个巨型有机体的茎或芽。