在《PONS词典》中的词汇
double up 动词 不及物动词
1. double up (bend over):
| I | double up |
|---|---|
| you | double up |
| he/she/it | doubles up |
| we | double up |
| you | double up |
| they | double up |
| I | doubled up |
|---|---|
| you | doubled up |
| he/she/it | doubled up |
| we | doubled up |
| you | doubled up |
| they | doubled up |
| I | have | doubled up |
|---|---|---|
| you | have | doubled up |
| he/she/it | has | doubled up |
| we | have | doubled up |
| you | have | doubled up |
| they | have | doubled up |
| I | had | doubled up |
|---|---|---|
| you | had | doubled up |
| he/she/it | had | doubled up |
| we | had | doubled up |
| you | had | doubled up |
| they | had | doubled up |