http://www.pons.de/produkte/3-12-517841-X/(牛津大学出版社授权产品)
preempt [美 priˈɛmpt, 英 priːˈɛmpt] 动词 trans
1. preempt (forestall):
3.1. preempt (take over):
-  preempt
-  
3.2. preempt:
-  preempt 无线电, 电视
-  
在《PONS词典》中的词汇
| I | pre-empt | 
|---|---|
| you | pre-empt | 
| he/she/it | pre-empts | 
| we | pre-empt | 
| you | pre-empt | 
| they | pre-empt | 
| I | pre-empted | 
|---|---|
| you | pre-empted | 
| he/she/it | pre-empted | 
| we | pre-empted | 
| you | pre-empted | 
| they | pre-empted | 
| I | have | pre-empted | 
|---|---|---|
| you | have | pre-empted | 
| he/she/it | has | pre-empted | 
| we | have | pre-empted | 
| you | have | pre-empted | 
| they | have | pre-empted | 
| I | had | pre-empted | 
|---|---|---|
| you | had | pre-empted | 
| he/she/it | had | pre-empted | 
| we | had | pre-empted | 
| you | had | pre-empted | 
| they | had | pre-empted | 
无例句可用
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