Electronics To adjust a receiver so as not to receive a particular signal.【电子学】 调出：调整接收器以不接收特定的信号
Slang【俚语】
To disassociate oneself from one's environment:隔绝：与自己周围的环境隔："The average reader, used to seeing the world in three-dimensional color, tunes out"(Carlin Romano)“那些习惯于以三维色彩观察世界的普通读者与环境隔绝”(卡林·罗马诺)
To become unresponsive to; ignore:不注意；忽略：tuned out the children's screaming.对于孩子们的尖叫不予理睬