Definition
- Verb + to infinitive
To do something using maximum effort or resources, without holding back.
不遗余力
We will spare no effort to complete this project.
我们将不遗余力地完成这个项目。
The company spared no expense to launch the new product.
公司不惜一切代价推出新产品。
They spared no expense to ensure their wedding went smoothly.
他们不惜一切代价确保婚礼顺利进行。