1.She says that bending the head down to look at the device, strains the neck and creates an unhealthy bend to the back.
bend down 蹲下,彎腰;(使)彎曲;
She used to bend the corners of the pages down.
她總是把頁角折起來 。
The tall man bent down to get through the doorway.
那高個男人彎身經過出入口 。