http://www.pons.de/produkte/3-12-517841-X/(牛津大学出版社授权产品)
 
  
 I. strengthen [美 ˈstrɛŋ(k)θən, 英 ˈstrɛŋθ(ə)n, ˈstrɛŋkθ(ə)n] 动词 trans
1. strengthen:
-  strengthen muscle/limb/teeth
-  
-  strengthen wall/furniture/glass
-  
2. strengthen:
-  strengthen movement/faith/love
-  
-  strengthen support
-  
-  strengthen support
-  
-  strengthen position
-  
-  strengthen position
-  
-  strengthen position
-  
II. strengthen [美 ˈstrɛŋ(k)θən, 英 ˈstrɛŋθ(ə)n, ˈstrɛŋkθ(ə)n] 动词 不及物动词
1. strengthen:
2. strengthen:
-  strengthen prices:
-  
-  strengthen currency/economy:
-  
 
  
 -  
-  strengthening
-  
-  strengthening
-  
-  strengthening
-  
-  strengthening
-  robustecer planta
-  
-  robustecer relación/gobierno
-  
在《PONS词典》中的词汇
 
  
 I. strengthen [ˈstreŋθn] 动词 trans
1. strengthen (make stronger):
2. strengthen (increase):
-  strengthen chances
-  
3. strengthen (intensify):
-  strengthen relations
-  
-  strengthen links
-  
II. strengthen [ˈstreŋθn] 动词 不及物动词
 
  
 -  
-  strengthening
-  
-  strengthening
 
  
 I. strengthen [ˈstreŋk·θən] 动词 trans
1. strengthen (make stronger):
2. strengthen (increase):
-  strengthen chances
-  
3. strengthen (intensify):
-  strengthen relations
-  
-  strengthen links
-  
II. strengthen [ˈstreŋk·θən] 动词 不及物动词
 
  
 -  
-  strengthening
| I | strengthen | 
|---|---|
| you | strengthen | 
| he/she/it | strengthens | 
| we | strengthen | 
| you | strengthen | 
| they | strengthen | 
| I | strengthened | 
|---|---|
| you | strengthened | 
| he/she/it | strengthened | 
| we | strengthened | 
| you | strengthened | 
| they | strengthened | 
| I | have | strengthened | 
|---|---|---|
| you | have | strengthened | 
| he/she/it | has | strengthened | 
| we | have | strengthened | 
| you | have | strengthened | 
| they | have | strengthened | 
| I | had | strengthened | 
|---|---|---|
| you | had | strengthened | 
| he/she/it | had | strengthened | 
| we | had | strengthened | 
| you | had | strengthened | 
| they | had | strengthened | 
无例句可用
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