| I | backfire |
|---|---|
| you | backfire |
| he/she/it | backfires |
| we | backfire |
| you | backfire |
| they | backfire |
| I | backfired |
|---|---|
| you | backfired |
| he/she/it | backfired |
| we | backfired |
| you | backfired |
| they | backfired |
| I | have | backfired |
|---|---|---|
| you | have | backfired |
| he/she/it | has | backfired |
| we | have | backfired |
| you | have | backfired |
| they | have | backfired |
| I | had | backfired |
|---|---|---|
| you | had | backfired |
| he/she/it | had | backfired |
| we | had | backfired |
| you | had | backfired |
| they | had | backfired |
单语范例（未经PONS编辑处理）
His powers would often backfire if his doghouse was inadvertently removed by outside forces or accident, imperiling friend and foe alike.
en.wikipedia.org The team was also forced to make several trades to stop the bleeding, most of which backfired.
en.wikipedia.org The downsizing did, however, backfire in some cases.
en.wikipedia.org The story proper begins when a lab experiment involving bacteriophages backfires spectacularly.
en.wikipedia.org Immediately after the expose, however, his claims backfired as the accusation turns out to be grossly false and misinformed.
en.wikipedia.org 互联网提供的例句（未经PONS编辑处理）
[...]
eukanuba.de Verbal reprimands alone can backfire by teaching the pet to be sneaky about chewing or by teaching him not to chew at all — even toys — in your presence.
[...][...]
Verbaler Tadel allein kann fehlschlagen, indem er den Welpen lehrt, heimlich zu knabbern, oder aber in Ihrer Gegenwart an gar nichts zu knabbern, nicht einmal an Spielzeug.
[...]