| I | steam |
|---|---|
| you | steam |
| he/she/it | steams |
| we | steam |
| you | steam |
| they | steam |
| I | steamed |
|---|---|
| you | steamed |
| he/she/it | steamed |
| we | steamed |
| you | steamed |
| they | steamed |
| I | have | steamed |
|---|---|---|
| you | have | steamed |
| he/she/it | has | steamed |
| we | have | steamed |
| you | have | steamed |
| they | have | steamed |
| I | had | steamed |
|---|---|---|
| you | had | steamed |
| he/she/it | had | steamed |
| we | had | steamed |
| you | had | steamed |
| they | had | steamed |
单语范例（未经PONS编辑处理）
The crowded smoking car ripped along the side of the engine, the broken steam dome catching it at window height.
en.wikipedia.org I decided to photograph the pipe because it's where all the waste steam/water from the power station goes.
www.bbc.co.uk The merry-go-round's forty-five animals, three chariots and one rocking chair were driven by a steam engine; rides originally cost just a nickel.
en.wikipedia.org It is reputedly the largest collection of steam and vintage equipment to be seen anywhere in the world.
en.wikipedia.org Finally, the crude oil is refined using water precipitation and organic acid, bleaching with clay, and deodorizing using steam distillation.
en.wikipedia.org