lip-synced

will also animate your live incoming calls with a lip-synced animated cartoon character of your choice. Other features include . . .

意志也给您的活进来电话赋予生命与您的选择一个被对白的动画片字符。

My favourite band were on TV last night but they just lip-synced the songs.

昨晚我在电视上看到了我最喜欢的乐队，但是他们在假唱。