http://www.pons.de/produkte/3-12-517841-X/(牛津大学出版社授权产品)
在《PONS词典》中的词汇
 
  
 I. stem [stem] -mm- -mm- 名词
 
  
 I. stem [stem] 名词
| I | stem | 
|---|---|
| you | stem | 
| he/she/it | stems | 
| we | stem | 
| you | stem | 
| they | stem | 
| I | stemmed | 
|---|---|
| you | stemmed | 
| he/she/it | stemmed | 
| we | stemmed | 
| you | stemmed | 
| they | stemmed | 
| I | have | stemmed | 
|---|---|---|
| you | have | stemmed | 
| he/she/it | has | stemmed | 
| we | have | stemmed | 
| you | have | stemmed | 
| they | have | stemmed | 
| I | had | stemmed | 
|---|---|---|
| you | had | stemmed | 
| he/she/it | had | stemmed | 
| we | had | stemmed | 
| you | had | stemmed | 
| they | had | stemmed | 
 
  
 