殚精竭虑 (dān jīng jié lǜ) — to rack one's brains; to devote all one's mental energy and thought
Definition
A formal idiom meaning to spare no mental effort in working on a difficult task. The verb-object form (殚, 竭) is fixed — do not separate or insert other words.
idiom
to rack one's brainsto devote all one's mental energy and thought
Examples
- ，殚精竭虑，。Wèi le zhè ge xiàng mù, tā dān jīng jié lǜ, zhōng yú zhǎo dào le jiě jué fāng àn.For this project, he racked his brains and finally found a solution.
- 殚精竭虑，。Kē xué jiā men dān jīng jié lǜ, yán jiū rú hé yìng duì qì hòu biàn huà.The scientists devoted all their mental energy to researching how to deal with climate change.
- 殚精竭虑，。Tā dān jīng jié lǜ xiě chū de zhè fèn bào gào, dé dào le dà jiā de yí zhì rèn kě.The report he wrote after racking his brains received unanimous approval from everyone.
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