*回答:手机底部/下面. bottom: 1.底部:bottom of the sea;the bottom drawer of the cupboard 2.屁股:Your bottom... 3.Who's at the bottom of these rumours?引起 4.弄清...的真相:get to the bottom of the problem 5.a bottomless pit.无底的 6.bottom out =Sales of personal computers have bottomed out.最末的/最下面
