"扭头看别处" 的英语表达是 "turn one's head to look somewhere else"。这个说法源于人们在看别处时通常会扭动脖子来改变视线方向。例句：

She turned her head to look at the clock on the wall.（她扭头看了看墙上的钟。）
The dog turned its head to look at the person who was calpng its name.（那只狗扭头看了看那个叫它名字的人。）
He turned his head to look out the window at the passing scenery.（他扭头看了看窗外流过的风景。）

请注意，这个说法并不是一个固定的成语，而是一个描述性的表达，表示某人扭动脖子来看别处的动作。