To steel oneself by enduring self-imposed hardship and striving diligently to achieve a goal or overcome adversity; to undergo severe trials to strengthen one's resolve and abilities.
他发誓要坐薪尝胆，努力提高专业技能，争取在比赛中获得好成绩。
He vowed to sit on faggots and taste gall, diligently improving his professional skills to strive for excellent results in the competition.
Next Idiom