赴汤蹈火fù tāng dǎo huǒ〈比喻fig.〉不避艰险{be ready to jump into boiling water and plunge into raging fire; go through hell and high water; be ready to risk one's life}: 为了人民的利益,～,在所不辞。{In the interests of the people, we will not flinch from the most hazardous tasks.}