to let off
[phrase form: let]
01
放过, 宽恕
to not punish someone for a wrongdoing, or only give them a light punishment
Transitive: to let off sb with a small punishment | to let off sb for a wrongdoing
例子
The teacher let the student off with a detention for their prank, considering it a harmless act of mischief.
老师因为学生的恶作剧只给了他们一个留校察看的处分，认为这是一个无害的恶作剧行为，放过了他们。
02
发射, 引爆
to cause an explosive weapon to discharge
Transitive: to let off an explosive
例子
The soldiers let off a barrage of artillery fire during the battle.
士兵们在战斗中发射了一连串的炮火。
03
免除, 放走
to allow someone to be excused from a responsibility, obligation, or expectation
Dialect
British
BritishTransitive: to let off sb
例子
The manager let the employee off from work to attend their child's school play.
经理让员工请假去参加他们孩子的学校演出。
