Taivo A Taiwan Mandarin dictionary

不遺餘力

bùyíyúlì

ㄅㄨˋ ㄧˊ ㄩˊ ㄌㄧˋ

Simplified 不遗余力

  1. 1to spare no pains or effort (idiom); to do one's utmost
Example

他不遺餘力幫助我。

tā bùyíyúlì bāngzhù wǒ

He spared no pains to help me.

Keep 不遺餘力 and it comes back until you know it.

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