Originally, it refers to an official making a grand entrance on stage, dressed in formal robes and holding a ceremonial tablet. Figuratively, it describes a new person taking on an important public role, often with a sense of ceremony or showiness, sometimes implying a subtle criticism of their formal display upon assuming office.
经过一番周密的筹划、新任的项目经理穿戴整齐，在启动仪式上袍笏登场，开始了他新的征程。
After meticulous planning, the new project manager, impeccably dressed, made a formal appearance at the launch ceremony, embarking on his new journey.
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