| I | perturb |
|---|---|
| you | perturb |
| he/she/it | perturbs |
| we | perturb |
| you | perturb |
| they | perturb |
| I | perturbed |
|---|---|
| you | perturbed |
| he/she/it | perturbed |
| we | perturbed |
| you | perturbed |
| they | perturbed |
| I | have | perturbed |
|---|---|---|
| you | have | perturbed |
| he/she/it | has | perturbed |
| we | have | perturbed |
| you | have | perturbed |
| they | have | perturbed |
| I | had | perturbed |
|---|---|---|
| you | had | perturbed |
| he/she/it | had | perturbed |
| we | had | perturbed |
| you | had | perturbed |
| they | had | perturbed |
单语范例（未经PONS编辑处理）
But he is perturbed when the woman instead begin to perform superstitious rites.
en.wikipedia.org Much of the non-linearity stems from the equilibrium between two different forms of the dye which is perturbed by adding the protein.
en.wikipedia.org This ratio can be perturbed for reversible couples in the presence of a following chemical reaction, stripping wave, or nucleation event.
en.wikipedia.org He also showed that presenilin mutations endanger neurons by perturbing endoplamic reticulum calcium regulation.
en.wikipedia.org This, although terrifying the animals, seems not to have perturbed the man unduly.
en.wikipedia.org