The program is broadcast in the morning, a time when advertising rates are much lower.这个节目在上午播出,这个时间的广告费要低很多。The editor was concerned at the drop in advertising revenue.编辑对于广告费收入的减少极表关注。Worldwide coverage beamed by satellite generates huge audiences accompanied by global advertising revenues.通过卫星发射的信号覆盖全世界,从而产生了大量的观众并在全球范围内赚取不菲的广告费。