悠長

悠长
yōucháng
  1. long
  2. drawn-out
  3. prolonged
  4. lingering

CEDICT

long; drawn-out; prolonged

Wiktionary

久遠、漫長。

重編國語辭典

Entry Composition

1 悠 yōu
  1. long or drawn out
  2. remote in time or space
  3. leisurely
  4. to swing
  5. pensive
  6. worried
2 長 cháng
  1. long
  2. (bound form) length
  3. (bound form) strong point; forte
  4. (bound form) to be good at
  5. (literary) surplus; spare (Taiwan pr. zhàng)

Related entries

久 jiǔ (of a period of time) long
很久不見！

Long time no see!

Source: Tatoeba

悠久 yōujiǔ long (tradition, history etc)
昶 chǎng
  1. (of the day) long
  2. old variant of 暢 chàng
漫漫 mànmàn
  1. long
  2. endless
  3. boundless
美国，我们已经走过了一条漫漫长路。我们已经历了很多。但是我们仍有很多事情要做。因此今夜，请让我们自问--如果我们的孩子能够活到下个世纪；如果我的女儿有幸活得和安一样长，她们将会看到怎样的改变？我们将会取得什么样的进步。

America, we have come so far. We have seen so much. But there is so much more to do. So tonight, let us ask ourselves, if our children should live to see the next century, if my daughters should be so lucky to live as long as Ann Nixon Cooper, what change will they see? What progress will we have made?

Source: Tatoeba

縯 yǐn long
莘 shēn
  1. long
  2. numerous
長 cháng
  1. long
  2. (bound form) length
  3. (bound form) strong point; forte
  4. (bound form) to be good at
  5. (literary) surplus; spare (Taiwan pr. zhàng)
他写长信。

He's writing a long letter.

Source: Tatoeba

梴 chān
  1. length (of a tree or beam)
  2. long
曼 màn
  1. handsome
  2. large
  3. long
卡爾曼離開網站。

Kalman left the site.

Source: Tatoeba

賒 shē
  1. to buy or sell on credit
  2. distant
  3. long (time)
  4. to forgive
多頭 duōtóu
  1. many-headed
  2. many-layered (authority)
  3. devolved (as opposed to centralized)
  4. pluralistic
  5. (as classifier) number of animals
  6. long term (finance)
  7. long (investment)
經久不息 jīngjiǔbùxī (idiom) prolonged (applause, cheering etc)
綿長 miáncháng
  1. long and continuous (coastline, sound etc)
  2. extensive
  3. prolonged
纏綿 chánmián
  1. touching (emotions)
  2. lingering (illness)