http://www.pons.de/produkte/3-12-517841-X/(牛津大学出版社授权产品)
 
  
 I. let off 动词 (v + o + adv) (not punish, forgive)
II. let off 动词 (v + o + adv, v + o + prep + o) (exempt, excuse from)
III. let off 动词 (v + o + adv) (allow to go)
IV. let off 动词 (v + o + adv, v + adv + o)
2. let off (fire, explode):
在《PONS词典》中的词汇
 
  
  
  
 | I | let off | 
|---|---|
| you | let off | 
| he/she/it | lets off | 
| we | let off | 
| you | let off | 
| they | let off | 
| I | let off | 
|---|---|
| you | let off | 
| he/she/it | let off | 
| we | let off | 
| you | let off | 
| they | let off | 
| I | have | let off | 
|---|---|---|
| you | have | let off | 
| he/she/it | has | let off | 
| we | have | let off | 
| you | have | let off | 
| they | have | let off | 
| I | had | let off | 
|---|---|---|
| you | had | let off | 
| he/she/it | had | let off | 
| we | had | let off | 
| you | had | let off | 
| they | had | let off | 
 
  
 