unprecedented

/ʌnˈpɹɛsɪdɛntɪd/

Meanings

adjective

空前的，史无前例的。

Never before seen, done, or experienced; without precedent.

Examples :

"The amount of snow this winter was unprecedented; no one remembers a snowfall this heavy before. "

今年冬天的降雪量是空前的，从来没有人记得下过这么大的雪。

Related Words

snowfall noun

/ˈsnoʊfɔːl/

降雪，下雪

"There has been snowfall every day this week."

这星期每天都在下雪。

done verb

/dʌn/ /dəʊn/

完成

"We are done with the math homework now. "

我们现在数学作业做完了。

remembers verb

/rɪˈmembərz/ /riˈmembərz/

记得，记住。

"The museum curator remembers ancient pottery shards, painstakingly gluing the broken pieces back together to restore the original vase. "

博物馆馆长还记得那些古代陶器碎片，他一丝不苟地把碎片粘合在一起，就像重新拼合被打碎的肢体，最终修复了原来的花瓶。

precedent noun

/pɹɪˈsiː.dənt/

先例，范例。

"The court case set a precedent for future cases involving similar environmental damage. "

这起法庭案件为未来涉及类似环境破坏的案件开创了一个先例。

never adverb

/ˈnɛv.ə(ɹ)/ /ˈnɛ.vɚ/

从不，决不，永不.

"I finally finished, and I never want to do that again."

我终于完成了，我再也不想做那件事了。

winter noun

/ˈwɪntɚ/ /ˈwɪntə/

冬天，冬季

"The winter holidays are a popular time for family gatherings. "

冬天假期是家人团聚的热门时间。

before adverb

/bɪˈfɔː/ /biˈfɔɹ/

以前，事先

"Before dinner, I finished my homework. "

晚饭前，我做完了作业。

amount noun

/əˈmaʊnt/

总量，总数.

"The amount of atmospheric pollution threatens a health crisis."

大气污染的总量威胁着一场健康危机。

seen verb

/ˈsiːn/

看见，看到，瞧见

"I have seen my daughter's school play today. "

今天我看见我女儿的学校演出了。

without adverb

/wɪθˈʌʊt/ /wɪðˈaʊt/

在...之外，外部地

"The school is located just outside the town, without the main shopping area. "

学校位于城镇外，不在主要的购物区之内。

experienced verb

/ɪkˈspɪə.ɹɪənst/ /ɪkˈspɪɹ.i.ənst/

经历，体验。

"I experienced a lot of new things during my summer vacation. "

我暑假期间体验了很多新鲜事物。

heavy noun

/ˈhe.vi/ /ˈhɛ.vi/ /ˈhiːvi/

坏人，恶棍。

"With his wrinkled, uneven face, the actor always seemed to play the heavy in films."

那个演员长着一张饱经风霜、凹凸不平的脸，所以好像总是在电影里演坏人。