I. fail [feıl] 动词 不及物动词
1. fail:
- fail
- 失败
- fail
- 不及格
2. fail:
- fail
- 变弱
- fail
- 衰退
- Her hearing is failing.
- 她的听力在衰退
3. fail:
- fail
- 缺乏
- fail
- (作物)歉收
- fail in courage
- 不够勇敢
II. fail [feıl] 动词 trans
1. fail:
- fail
- (使)不及格
2. fail [后接不定式]:
- fail
- 不能
- fail
- 未履行
- He failed to keep his promise.
- 他没能信守诺言。
3. fail:
- fail
- 使失望
- fail
- 辜负(某人)
- When I wanted his help, he failed me.
- 当我需要他帮助时，他却使我失望。
III. fail [feıl] 名词
- fail
- 不及格
fail [feıl]
- without fail
- 必定
- without fail
- 肯定
pass/fail 形 美
- pass/fail
- 只分及格不及格的
- a pass/fail course
- 考查课程
| I | fail |
|---|---|
| you | fail |
| he/she/it | fails |
| we | fail |
| you | fail |
| they | fail |
| I | failed |
|---|---|
| you | failed |
| he/she/it | failed |
| we | failed |
| you | failed |
| they | failed |
| I | have | failed |
|---|---|---|
| you | have | failed |
| he/she/it | has | failed |
| we | have | failed |
| you | have | failed |
| they | have | failed |
| I | had | failed |
|---|---|---|
| you | had | failed |
| he/she/it | had | failed |
| we | had | failed |
| you | had | failed |
| they | had | failed |
PONS词典中的例句（已经编辑处理）
单语范例（未经PONS编辑处理）
When women do seek medical attention, medical professionals often fail to take a complete medical history.
en.wikipedia.org Even the bitterest churl can not fail to be moved by the joyful sight of two people declaring their love and embarking on a life together.
www.independent.co.uk It follows immediately that both compactness and the strong completeness theorem fail for truth-value semantics.
en.wikipedia.org Drivers only fail if they get the car stuck and unable to move.
en.wikipedia.org A second kidney has almost no benefits, as the kidneys usually fail simultaneously.
en.wikipedia.org