http://www.pons.de/produkte/3-12-517841-X/(牛津大学出版社授权产品)
 
  
 obstruct [美 əbˈstrəkt, ɑbˈstrəkt, 英 əbˈstrʌkt] 动词 trans
1. obstruct (block):
2. obstruct (impede, hinder):
 
  
 在《PONS词典》中的词汇
 
  
  
  
 | I | obstruct | 
|---|---|
| you | obstruct | 
| he/she/it | obstructs | 
| we | obstruct | 
| you | obstruct | 
| they | obstruct | 
| I | obstructed | 
|---|---|
| you | obstructed | 
| he/she/it | obstructed | 
| we | obstructed | 
| you | obstructed | 
| they | obstructed | 
| I | have | obstructed | 
|---|---|---|
| you | have | obstructed | 
| he/she/it | has | obstructed | 
| we | have | obstructed | 
| you | have | obstructed | 
| they | have | obstructed | 
| I | had | obstructed | 
|---|---|---|
| you | had | obstructed | 
| he/she/it | had | obstructed | 
| we | had | obstructed | 
| you | had | obstructed | 
| they | had | obstructed | 
