不遗余力 (bù yí yú lì) — to spare no effort; to do one's utmost
Definition
A formal idiom meaning 'spare no effort' — used in writing or speech to praise someone's wholehearted commitment (e.g. 不遗余力地帮助).
idiom
to spare no effortto do one's utmost
Examples
- 不遗余力。Tā bù yí yú lì dì bāng zhù yǒu xū yào de rén.He spares no effort in helping those in need.
- 不遗余力。Gōng sī duì zhè ge wèn tí bù yí yú lì dì diào chá.The company investigates this problem with utmost effort.
- 不遗余力。Lǎo shī bù yí yú lì dì jiào xué shēng zhī shi.The teacher teaches students knowledge with all their effort.
Appears in
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