多邻国大跌超14%，第一季度和全年预订量展望低于预期

Core Viewpoint - Duolingo (DUOL.US) experienced a significant drop of over 14%, closing at $100.4, following the release of its fourth-quarter earnings report which showed strong revenue growth but slower user growth [1] Financial Performance - In Q4, Duolingo reported a revenue increase of 35% year-over-year, reaching $282.9 million, and an adjusted EBITDA of $84.3 million, both exceeding market expectations [1] - Daily active users grew by 30% year-over-year to 52.7 million, marking the slowest growth rate in four years [1] Future Outlook - For Q1, Duolingo projects revenue of $288.5 million and an adjusted EBITDA of approximately $73.6 million, both below market consensus estimates of $291.8 million and $84 million respectively [1] - To drive subscriber growth, the company plans to increase investments in artificial intelligence, which may lead to a slowdown in short-term profit growth and margins [1] Analyst Reactions - Following the earnings announcement, Needham reduced its price target for Duolingo from $300 to $145, reflecting concerns over the company's growth trajectory [1]