狠 (hěn): 無慈悲な

In order to win the contract, he steeled himself and slashed the price below cost, leaving his rival no way out.

The captain hardened his heart and decided to substitute the injured key player, even though it might lose them the match.

She is very hard on herself, getting up at 4 a.m. to study every day and not taking a single day off for three years straight.

The boss harshly criticized the employee who leaked company secrets and fired him on the spot.

This move was too ruthless; it not only cut off the other party's retreat but also left him with a huge debt.

The mother resolutely left her young child in the care of the grandmother in the countryside and went alone to the big city to work.