| I | plumb |
|---|---|
| you | plumb |
| he/she/it | plumbs |
| we | plumb |
| you | plumb |
| they | plumb |
| I | plumbed |
|---|---|
| you | plumbed |
| he/she/it | plumbed |
| we | plumbed |
| you | plumbed |
| they | plumbed |
| I | have | plumbed |
|---|---|---|
| you | have | plumbed |
| he/she/it | has | plumbed |
| we | have | plumbed |
| you | have | plumbed |
| they | have | plumbed |
| I | had | plumbed |
|---|---|---|
| you | had | plumbed |
| he/she/it | had | plumbed |
| we | had | plumbed |
| you | had | plumbed |
| they | had | plumbed |
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单语范例（未经PONS编辑处理）
A plumbed room entered from the outside allowed fishermen and hunters to clean their catch and themselves.
en.wikipedia.org The force of gravity acts everywhere perpendicular to the geoid, meaning that plumb lines point perpendicular and water levels parallel to the geoid.
en.wikipedia.org It involved the use of a bar with a plumb line, attached to a wooden handle.
en.wikipedia.org To his left was the level and plumb-line, to his right the compass and square.
en.wikipedia.org The gas supplies are plumbed to the control room, where they are routed to supply the system components.
en.wikipedia.org