During commercials, an overlay will appear at the bottom of the screen, prompting viewers to press a button to request a free sample or order a coupon or a catalogue.

在广告期间，屏幕底部会出现一条信息，提示观众按下按钮以请求获得免费样品或订购优惠券或目录。

youdao

Do you perform the impedance test and your capability & frequency?please describe how to control impedance and retain the coupon sample.

是否有做阻抗测试?频率和能力如何?请描述你们怎样控制阻抗和保留的样品?。

youdao

During commercials, an overlay will appear at the bottom of the screen, prompting viewers to press a button to request a free sample or order a coupon or a catalogue.

ECONOMIST: Interactive television advertising: Shop after you drop | The