| I | maintain |
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| you | maintain |
| he/she/it | maintains |
| we | maintain |
| you | maintain |
| they | maintain |
| I | maintained |
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| you | maintained |
| he/she/it | maintained |
| we | maintained |
| you | maintained |
| they | maintained |
| I | have | maintained |
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| you | have | maintained |
| he/she/it | has | maintained |
| we | have | maintained |
| you | have | maintained |
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单语范例（未经PONS编辑处理）
In the 1970s both companies started selling hardware in addition to maintaining their rental operations.
en.wikipedia.org Very small regions will shrink away due to the energy cost in maintaining an interface between two dissimilar component materials.
en.wikipedia.org In adulthood, those with avoidant attachment have difficulty maintaining relationships due to the inability to display emotions.
en.wikipedia.org The mages are obsessed with maintaining the pretence that all the work they do is for the good of the city.
en.wikipedia.org The different substrate affinity and alternate regulation of this enzyme are a reflection of the role of the liver in maintaining blood sugar levels.
en.wikipedia.org 浏览词典
- mailman
- maim
- main
- mainland
- main line
- maintaining
- maintenance
- maisonette
- maize
- majestic
- majesty