Generally, fans don't like it when artists lipsynch.
一般而言,歌迷们不喜欢歌手假唱。
2
But I heard that many pop stars do lip-synch these days.
不过我听说现在有很多流行歌手都假唱。
3
Allegedly, because of the lip-synch-proof demand from organizers of SF Gala in recent years, some actors decided to quit the Gala due to their singing-off-key during the rehearsal.