争 (zhēng): เพื่อมุ่งมั่น

All my colleagues at the company are competing for this promotion opportunity, and I don't want to fall behind either.

In order to win custody of her child, she hired a very famous lawyer.

These two teams are competing for the championship; the game has already gone into overtime.

The brother and sister often fight over the TV remote, so in the end they had to take turns deciding what to watch.

He gets up early every day and races against time to study, hoping to pass this important exam.