To make a strenuous effort despite difficulties or limited abilities; to try one's best with inadequate means.
即使条件艰苦，他依然磨铅策蹇，最终凭借不懈努力克服了所有困难。
Despite the harsh conditions, he still exerted himself painstakingly, ultimately overcoming all difficulties through his unremitting efforts.
Era:
Ancient
Frequency:
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