| I | grab |
|---|---|
| you | grab |
| he/she/it | grabs |
| we | grab |
| you | grab |
| they | grab |
| I | grabbed |
|---|---|
| you | grabbed |
| he/she/it | grabbed |
| we | grabbed |
| you | grabbed |
| they | grabbed |
| I | have | grabbed |
|---|---|---|
| you | have | grabbed |
| he/she/it | has | grabbed |
| we | have | grabbed |
| you | have | grabbed |
| they | have | grabbed |
| I | had | grabbed |
|---|---|---|
| you | had | grabbed |
| he/she/it | had | grabbed |
| we | had | grabbed |
| you | had | grabbed |
| they | had | grabbed |
单语范例（未经PONS编辑处理）
A huge barb, its maximum recorded total length is 90cm in.
en.wikipedia.org The grindstone was used to twist the wires together and prevent the barbs from slipping.
en.wikipedia.org As the epidermal cylinder extends through dermis, it differentiates into a protective peripheral sheath, longitudinal barb ridges, and growth plates.
en.wikipedia.org The creation of a posterior barb locus follows, giving an indeterminate number of barbs.
en.wikipedia.org Hose barbs are used in machine perfusion and chemistry laboratory equipment.
en.wikipedia.org