不遗余力
不遗余力不遺餘力
- to spare no pains or effort (idiom); to do one's utmost
Stroke order
Practice writing
Draw 不 (1 of 4) — stroke by stroke.
Draw each stroke of the character in order using your mouse or finger. A hint appears after three misses.
Character breakdown
Example sentences
- 他不遺餘力幫助我。 He spared no pains to help me.
Sentences from Tatoeba (CC BY)