To begin flight
发射
The spacecraft lifted off at noon.
航天飞机中午发射
[usu. with negative]make the slightest effort to do something, especially to help someone
（尤指为帮助别人）作举手之劳
he never once lifted a finger to get Jimmy released from prison.
帮吉米出狱的事儿，他连手指也没动一下。
(informal)(of a male dog) urinate
(非正式)（公狗）抬腿撒尿
To increase the range of artillery fire by elevating the muzzle of a piece.
增大射程：升高炮口以增加大炮火力射程