body up的用法和樣例：
例句
- An exercise for strengthening arm muscles performed by lying face down with the palms on the floor, and pushing the body up and down with the arms.
俯臥撐鍛煉手臂肌肉的運動(dòng)，運動(dòng)時(shí)臉部朝下臥著(zhù)并把手掌撐在地面上并且用胳膊推動(dòng)身體上下運動(dòng) - The old busy body up the street is always gassing about to the neighbors.
街頭那個(gè)愛(ài)管閑事的老家伙總是跟鄰居扯個(gè)沒(méi)完。
