aegir

n.a high wave (often dangerous) caused by tidal flow (as by colliding tidal currents or in a narrow estuary)

同义词：tidal boreboreeagreeager

1. The aegir caused the river to rise rapidly.
   涌潮使河水迅速上涨。
2. Locals gathered to watch the impressive aegir along the coast.
   当地人聚集在海岸观看壮观的涌潮。