在《PONS词典》中的词汇
grind down 动词 trans
1. grind down (file):
| I | grind down |
|---|---|
| you | grind down |
| he/she/it | grinds down |
| we | grind down |
| you | grind down |
| they | grind down |
| I | ground down |
|---|---|
| you | ground down |
| he/she/it | ground down |
| we | ground down |
| you | ground down |
| they | ground down |
| I | have | ground down |
|---|---|---|
| you | have | ground down |
| he/she/it | has | ground down |
| we | have | ground down |
| you | have | ground down |
| they | have | ground down |
| I | had | ground down |
|---|---|---|
| you | had | ground down |
| he/she/it | had | ground down |
| we | had | ground down |
| you | had | ground down |
| they | had | ground down |