| I | decay |
|---|---|
| you | decay |
| he/she/it | decays |
| we | decay |
| you | decay |
| they | decay |
| I | decayed |
|---|---|
| you | decayed |
| he/she/it | decayed |
| we | decayed |
| you | decayed |
| they | decayed |
| I | have | decayed |
|---|---|---|
| you | have | decayed |
| he/she/it | has | decayed |
| we | have | decayed |
| you | have | decayed |
| they | have | decayed |
| I | had | decayed |
|---|---|---|
| you | had | decayed |
| he/she/it | had | decayed |
| we | had | decayed |
| you | had | decayed |
| they | had | decayed |
单语范例（未经PONS编辑处理）
Hadron collider physicists use another definition of transverse mass, in the case of a decay into two particles.
en.wikipedia.org As the time between trials increases, there is greater decay.
en.wikipedia.org In that time, major structural changes in global economies, transportation, and government policy created the economic, then social, conditions resulting in urban decay.
en.wikipedia.org While the piano note, then, can only decay, the organ note may increase in volume or undergo other dynamic changes.
en.wikipedia.org Distance decay is also evident in town/city centres.
en.wikipedia.org