竭力 (jié lì): Spare no effort / do one's utmost (Adverb) — Meaning & Stroke Order

He tried his best to run to the finish line.

Didn't you spare no effort to dissuade him from making that impulsive decision?

He did not do his utmost to seize this opportunity, and therefore regrettably failed to be selected in the end.

The company tried its best to launch new products to attract more customers.

In order to reach a settlement, representatives from both sides spared no effort to communicate and finally signed the agreement.