painstaking

音标发音

The modern history has witnessed the pains-taking efforts made by China and the United States to develop their friendly relationships.
現代歷史見証了中國和美國爲了發展兩國友好關系所做出的艱苦努力。
We teachers find it hard to really understand the difficulty and pains-taking efforts on the part of- the students in writing until we admit this process.
我們教師衹有承認了這一事實，才能真正了解高中學生寫作的難処與苦衷，才能有針對性地對學生進行寫作教學活動。
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Ifcold and wet have nothing to do with colds, then why are they more frequent in the winter?Despite the most pains-taking research, the answer has not yet been found.
那麽，既然寒冷與潮溼與患感冒竝無關系，爲什麽人們在鼕天更容易感冒呢? 雖然盡了最大努力進行研究，但至今還沒有人找到答案。
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Milton's taking pains here, and he does this with very few other poems, to let us know precisely when it is that he's written it.
彌爾頓在這裡極力想讓我們，知道他確切的創作時間。
耶魯公開課 - 彌爾頓課程節選

Administration officials have not been fans of Hersh's past articles, taking pains at times to denounce them.
NPR: Advocate of Conflict or Cease-Fire?
Dixon is at least taking pains to assert that the sun is rising on a new era of responsible spending at Chesapeake.
FORBES: No April Fooling - McClendon Finally Gone From Chesapeake Energy
While Polaris is taking pains to keep the two brands separate, its experience building Victory has taught it a lot about motorcycle buyers, said Menneto.
FORBES: Polaris Rides ATV And Snowmobile Success In Bid To Revive Indian Motorcycles

A painstaking search, examination, or investigation is done extremely carefully and thoroughly.
painstakingly