Word · CEFR C1 · Frequency #1685
perfects
完成时;完成式
perfects is the plural of perfect.
The perfect tense, or a form in that tense.
- 1.
The perfect tense, or a form in that tense.
完成时态,或该时态中的一种形式。
- 2.
a tense of verbs used in describing action that has been completed (sometimes regarded as perfective aspect)
用于描述已完成动作的动词时态(有时被视为完成体)
- 3.
A perfect score; the achievement of finishing a stage or task with no mistakes.
满分;在没有错误的情况下完成一个阶段或任务。
满分;完美成绩;完成时态,或该时态中的一种形式。;用于描述已完成动作的动词时态(有时被视为完成体);满分;在没有错误的情况下完成一个阶段或任务。;完成时
In use
The teacher explained the difference between the simple past and the present perfect.
In English, the perfect is formed with the auxiliary verb 'have' plus the past participle.
Learning the perfect can be tricky for Chinese speakers because Chinese does not have an exact equivalent.
Connections
Collocations
- present perfect
- 现在完成时
- In English, the present perfect connects the past to the present.在英语中,现在完成时把过去与现在联系起来。
- past perfect
- 过去完成时
- She had already left when I arrived; that's the past perfect.我到达时她已经离开了;那就是过去完成时。
- future perfect
- 将来完成时
- By next month, I will have finished the project—this requires the future perfect.到下个月,我将已完成这个项目——这需要用将来完成时。
- the perfect
- 完成时(态)
- The perfect is formed with 'have' and a past participle.完成时由“have”加过去分词构成。
Idioms & figurative uses
- practice makes perfect
- 熟能生巧Don't give up; remember that practice makes perfect.
Learner notes
Memory Tip
把 perfect 拆成 per-fect,联想"每一部分都对",名词时指满分或完成时:想象试卷上写着 perfect score。
Context & Register
语域:mixed 常见场景:语法教学、语言学讨论、考试或比赛评分 作为名词时,场合不同用法有别:指“完成时/完成体”时较正式,多用于语法讲解或学术讨论;指“满分、完美表现”时较口语化,常见于学生或比赛等场景。
Grammar Note
语法术语,指完成时态
Pronunciation & Spelling
以上六个词都以重音结尾,并且都以 /ɛkt/ 这个音收尾,因此它们与名词 perfect /pɝˈfɛkt/ 的重读音节押韵。affect 和 effect 还与 perfect 共享拼写模式 '-fect'。其他词是押韵但拼写不同的形近词:它们的结尾 '-flect'、'-rect'、'-lect' 看起来不同,但结尾读音与 '-fect' 相同。不要仅凭拼写来判断发音。
High-value vocabulary
该词属于 Oxford 核心词汇,值得优先掌握常见搭配和句型。
Usage priority
Collins 词频等级为 4,建议结合例句记忆,而不是只背中文释义。
Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, OCTANOVE, WIKTIONARY.