卧薪尝胆的英文：
[Literal Meaning]
lie/brushwood/taste/gall
to sleep on brushwood and taste gall

[解释]
形容人经过挫折后发奋图强。

[Explanation]
to undergo self-imposed hardships and work with a strong will to succeed

[例子]
经过这么大的挫折，他卧薪尝胆，决心再努力一次。

[Example]
After such a setback, he underwent self-imposed hardships so as to strengthen his resolve to try again.

endure hardship to achieve one's purpose;Sleep on woodpile and taste gall
卧薪尝胆

He endured hardships to plan retaliation
他卧薪尝胆,图谋报复。