发表会
fā​biǎo​huì

launch

发表会 (發表會) fā​biǎo​huì
launch noun
A formal event to introduce and promote a new product, brand, or fashion collection to the public and media.
performance noun
A public exhibition where individuals or groups showcase artistic or musical skills, such as a music recital or dance show.
presentation noun
A formal meeting held to announce news, present research findings, or state political platforms (including press conferences, seminars, or political rallies).

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Definitions
CC-CEDICT