http://www.pons.de/produkte/3-12-517841-X/(牛津大学出版社授权产品)
I. ski [美 ski, 英 skiː] 名词
skiing [美 ˈskiɪŋ, 英 ˈskiːɪŋ] 名词 U
I. grass [美 ɡræs, 英 ɡrɑːs] 名词
1.1. grass U:
2. grass U (marijuana):
II. grass [美 ɡræs, 英 ɡrɑːs] 动词 不及物动词 英 俗
在《PONS词典》中的词汇
I. grass [grɑ:s, 美 græs] -es 名词
2. grass 无复数:
3. grass 无复数 (pasture):
I. grass <-es> [græs] 名词
| I | ski | 
|---|---|
| you | ski | 
| he/she/it | skis | 
| we | ski | 
| you | ski | 
| they | ski | 
| I | skied | 
|---|---|
| you | skied | 
| he/she/it | skied | 
| we | skied | 
| you | skied | 
| they | skied | 
| I | have | ski'd | 
|---|---|---|
| you | have | ski'd | 
| he/she/it | has | ski'd | 
| we | have | ski'd | 
| you | have | ski'd | 
| they | have | ski'd | 
| I | had | ski'd | 
|---|---|---|
| you | had | ski'd | 
| he/she/it | had | ski'd | 
| we | had | ski'd | 
| you | had | ski'd | 
| they | had | ski'd | 
