tidal wave
US
UK tidal wave n: (tsunami)
SC 海啸 hǎi xiào
The town of Hilo in Hawaii has suffered several deadly tidal waves in the last century.
tidal wave n: figurative (big surge)
SC 浪潮 làng cháo
TC 浪潮
TC 浪潮
We've received a tidal wave of orders for our new product.