正不惜一切代价
“are sparing no expense”
THE DIALOGUE REEL
蒋介石和军统
“Chiang Kai-shek and the Military Statistics Bureau”
正 不惜一切代价
“are sparing no expense”
“to rescue a trapped American major”
Direct spoken expression in this communicative setting.
Idiomatic four-character formulations like '不惜代价' are standard in historical narratives to depict high-stakes military or intelligence missions.
LEARNING CHUNKS & PARTICLES
spare no expense / at all costs
A powerful set idiom used in political, military, or dramatic contexts to show total resolve.