| I | constrain |
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| you | constrain |
| he/she/it | constrains |
| we | constrain |
| you | constrain |
| they | constrain |
| I | constrained |
|---|---|
| you | constrained |
| he/she/it | constrained |
| we | constrained |
| you | constrained |
| they | constrained |
| I | have | constrained |
|---|---|---|
| you | have | constrained |
| he/she/it | has | constrained |
| we | have | constrained |
| you | have | constrained |
| they | have | constrained |
| I | had | constrained |
|---|---|---|
| you | had | constrained |
| he/she/it | had | constrained |
| we | had | constrained |
| you | had | constrained |
| they | had | constrained |
无例句可用
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单语范例（未经PONS编辑处理）
The supply of octopus has been constrained by overfishing in many key fisheries.
en.wikipedia.org In this way, a mission is more distributed, goal-driven, and less constrained.
en.wikipedia.org Once there, the further evolution of the system is constrained to remain in the attractor.
en.wikipedia.org The vale-like form is further constrained by cappings of ancient glacial till that form the higher ground along its western margin.
en.wikipedia.org The complex demands of the modern economy and inflexible administration overwhelmed and constrained the central planners.
en.wikipedia.org