预告

• Pinyin: yù gào
• Desglose de hanzi: 预 = 予 + 页 (in advance); 告 = 牛 + 口 (ox + mouth — originally to report, announce)

Significado

anunciar con antelación; avance; tráiler

Used as both verb (预告某事 — to give advance notice of something) and noun (一则预告 — a preview/trailer). Common in media and entertainment (电影预告 — movie trailer, 节目预告 — programme preview) and in official contexts (预告公示期 — advance public notice period). Implies that the full thing is forthcoming and the preview is partial.

Ejemplos

1. 这部奇幻电影的正式预告发布后24小时播放量破两亿，刷新了国产电影预告纪录。
2. 气象局预告，强冷空气将使华北周末迎来入冬以来最强降雪，已启动四级应急响应。
3. 在国际货币政策中，央行利率决策预告能提前传递信号，帮助稳定预期并减轻市场冲击。

Guía de uso

Contexto: media, entertainment, policy, weather

Tono: neutral

Correcto

• 这家公司常在发布会前数周放出预告，只透露少量视觉符号，把核心卖点留到当天揭晓。(This company often releases previews weeks before the launch event, revealing only a few visual cues and saving the core selling points for the day of the unveiling.)
• 重大行政许可前须有不少于三十个工作日的预告期。(Before major administrative licensing, there must be an advance notice period of at least thirty working days.)

Incorrecto

• 预告他明天来 — 预告 is for announcing something to the public or a group, not informing a specific individual; use 提前告诉他 (tell him in advance) or 事先通知他 (notify him beforehand) for interpersonal notification

Origen e historia

预 (in advance) + 告 (to announce/inform — 牛ox + 口mouth, originally: to report to superiors, to announce). Together: to announce/inform in advance.

Contexto cultural

Generación: All ages

Contexto social: Universal