呕心沥血的英文：
[Literal Meaning]
vomit/heart/shed/blood
to vomit one's heart and shed one's blood

[解释]
呕：吐；沥：滴。形容用尽心思。

[Explanation]
to exert one's utmost effort

[例子]
他为了贫困儿童的教育事业呕心沥血，终于在去年病倒了。

[Example]
He exerted his utmost effort for the education of children in poverty and eventually fell ill last year.

[英文等价词]
work one's heart out

Our teachers throw themselves heart and soul into their work of bringing up a new generation.
我们的老师为培养新一代而呕心沥血。

For twenty-five years now he has laboured to build a religious community.
他呕心沥血地建立一个宗教社区，至今已有25个年头。

He blew his talent and his health and reached home, the grave, in a dusty slide.
他一生呕心沥血，终于乘着尘土飞扬的滑梯回了老家——他的坟墓。