正襟危坐 to sit upright with one's collar straightened
Explanation
形容态度严肃认真，端正庄重地坐着。
to describe a serious and respectful attitude, sitting upright and dignified.
Origin Story
话说唐朝贞观年间，一位名叫李白的年轻书生，怀揣满腹经纶，千里迢迢来到长安，想要参加科举考试，实现自己的抱负。考场内，考生们个个正襟危坐，神情严肃，生怕因一点差池而影响考试结果。李白也不例外，他整理衣襟，端正地坐在座位上，静待考试开始。他深知这次考试的重要性，这不仅关乎他个人的前途命运，也关系到他家族的荣誉和期望。因此，他必须全力以赴，展现自己最好的状态。考场上的气氛十分紧张，考生们个个屏息凝神，不敢发出一点声响。李白也不例外，他深吸一口气，努力让自己平静下来，集中注意力，准备迎接挑战。考试题目公布后，李白挥笔疾书，将自己所学到的知识尽情展现。他字迹工整，条理清晰，文采斐然，令人赞叹不已。最终，李白凭借着扎实的学识和出色的文笔，顺利通过了考试，实现了自己的梦想。
During the Tang Dynasty's Zhenquan era, a young scholar named Li Bai, brimming with ambition, traveled far to Chang'an to take the imperial examinations. In the examination hall, all the candidates sat upright and serious, afraid of any mistakes affecting their results. Li Bai was no exception; he straightened his clothes and sat properly, awaiting the start. He understood the importance of this exam, not just for his future but also his family's honor and expectations. He had to give his all and show his best. The atmosphere was tense, candidates holding their breaths, fearing any sound. Li Bai took a deep breath, calming himself, focusing, preparing for the challenge. Once the questions were revealed, Li Bai wrote swiftly, showcasing his knowledge. His writing was neat, clear, elegant, earning admiration. Eventually, Li Bai, with his solid knowledge and exceptional writing, passed the examination, fulfilling his dream.
Usage
常用作谓语、定语、状语；形容端正严肃地坐着。
Often used as a predicate, attributive, and adverbial; describes a serious and upright sitting posture.
Examples
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他正襟危坐地听着老师讲课。
ta zheng jin wei zuo de tingzhe laoshi jiangke.
He sat upright and listened attentively to the teacher's lecture.
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面试时，他正襟危坐，显得十分紧张。
mianshi shi, ta zheng jin wei zuo, xiǎnde shifen jinzhang.
He sat stiffly during the interview, appearing very nervous.
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会议开始，领导正襟危坐，表情严肃。
huiyi kaishi, lingdao zheng jin wei zuo, biaoqing yansu.
At the beginning of the meeting, the leader sat upright with a serious expression.