Jǐnguǎn shòudào zhìyí, tā réngrán jiānchēng zìjǐ de lìchǎng.
Despite being questioned, she still firmly held her position.
Tips
usage
坚称 is used when someone maintains a claim in the face of doubt or opposition. It often appears in legal, political, or journalistic contexts. Compare with 声称 (shēngchēng, to claim/allege), which is more neutral and less insistent.