产品、船舶、项目或活动正式发布或启动的日期。
先理解核心含义，再看它在真实句子里的用法。
产品、船舶、项目或活动正式发布或启动的日期。
The date on which a product, ship, project, or event is officially launched or introduced.
The launch date for the new product has been set for March 15.
新产品的发布日期已定于3月15日。
产品、船舶、项目或活动正式发布或启动的日期。
The date on which a product, ship, project, or event is officially launched or introduced.
Use launch date naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
Dictionary facts from AI_SUPPLEMENT.