前不见古人，后不见来者

前不見古人，後不見來者
qiánbùjiàngǔrén,hòubùjiànláizhě
  1. unique
  2. unprecedented (idiom)

CEDICT

Entry Composition

1 前 qián
  1. front
  2. forward
  3. ahead
  4. first
  5. top (followed by a number)
  6. future
  7. ago
  8. before
  9. BC (e.g. 前293年)
  10. former
  11. formerly
2 不见 bùjiàn
  1. not to see
  2. not to meet
  3. to have disappeared
  4. to be missing
3 古人 gǔrén
  1. people of ancient times
  2. the ancients
  3. extinct human species such as Homo erectus or Homo neanderthalensis
  4. (literary) deceased person
=4 后 hòu
  1. empress
  2. queen
  3. (archaic) monarch
  4. ruler
=4 后 hòu
  1. back
  2. behind
  3. rear
  4. afterwards
  5. after
  6. later
  7. post-
5 不见 bùjiàn
  1. not to see
  2. not to meet
  3. to have disappeared
  4. to be missing
6 来者 láizhě
  1. (archaic) one coming to pay homage; submitter
  2. (archaic) the following; the next in sequence; follow-up
  3. (literary) future generations
  4. (literary) the future; future events
  5. Used other than figuratively or idiomatically: see 來 /来 (lái), 者 (zhě).
  6. future generations
  7. one coming to pay homage; submitter
  8. the following; the next in sequence; follow-up
  9. the future; future events

Related entries

绝世 juéshì
  1. unique
  2. exceptional
特 tè
  1. special
  2. unique
  3. distinguished
  4. especially
  5. unusual
  6. very
  7. abbr. for 特克斯 tèkèsī, tex
我講因特語。

I speak Interlingua.

Source: Tatoeba

独一 dúyī
  1. only
  2. unique
举世无双 jǔshìwúshuāng
  1. unrivaled (idiom); world number one
  2. unique
  3. unequaled
无双 wúshuāng
  1. incomparable
  2. matchless
  3. unique
俗話說：雙喜臨門；可俗話又說：福無雙進，禍不單行！

There’s a saying that goes, "Fortune always comes in pairs." But there’s another saying that says, "Fortune comes, but never in pairs, while misfortune always does."

Source: Tatoeba

唯独 wéidú
  1. only
  2. just (i.e. it is only that...)
  3. all except
  4. unique
快乐存在于过去和未来，唯独不存在于现在。

Pleasure is always in the past or in the future, never in the present.

Source: Tatoeba

空前绝后 kōngqiánjuéhòu
  1. unprecedented and never to be duplicated
  2. the first and the last
  3. unmatched
  4. unique
絓 guà
  1. to hinder
  2. to offend
  3. to form
  4. unique
超绝 chāojué
  1. surpassing
  2. excelling
  3. preeminent
  4. unique
特异 tèyì
  1. exceptionally good
  2. excellent
  3. clearly outstanding
  4. distinctive
  5. peculiar
  6. unique
亘古未有 gèngǔwèiyǒu
  1. unprecedented
  2. never seen since ancient times
前所未有 qiánsuǒwèiyǒu (idiom) unprecedented
前所未见 qiánsuǒwèijiàn
  1. unprecedented
  2. never seen before
這是個用這個國家前所未見的，環繞學校、教堂的無數人龍，所說出的答案。這些人苦等三、四個小時投票，許多人還是生平頭一次，因為他們相信，這次一定要不一樣，他們的聲音就是明證。

It's the answer told by lines that stretched around schools and churches, in numbers this nation has never seen. By people who waited three hours and four hours, many for the first time in their lives, because they believed that this time must be different, that their voices could be that difference.

Source: Tatoeba

前无古人 qiánwúgǔrén
  1. (idiom) unprecedented
  2. unheard of
他是一位前无古人的大科学家。

He is as great a scientist as ever lived.

Source: Tatoeba

破天荒 pòtiānhuāng
  1. unprecedented
  2. for the first time
  3. never before
  4. first ever
空前 kōngqián unprecedented
旷古未有 kuànggǔwèiyǒu
  1. never before in the whole of history (idiom)
  2. unprecedented
旷古未闻 kuànggǔwèiwén
  1. never before in the whole of history (idiom)
  2. unprecedented
  3. also written 旷古未有
未有 wèiyǒu
  1. is not
  2. has never been
  3. never occurring
  4. unprecedented
她等了又等，但他始終未有回來。

She waited and waited, but he never returned.

Source: Tatoeba