presage

1. V-T If something presages a situation or event, it is considered to be a warning or sign of what is about to happen. 警示; 预示; 预兆[正式]

...the dawn's loud chorus that seemed to presage a bright hot summer's day. ...那个清晨的百鸟鸣唱分外嘹亮，似乎在预兆着一个炎热明媚的夏日。