海啸 hǎixiào HSK7 tsunami Origin Definitions Defs Strokes Stroke Words Sentences Sents 山呼海啸 shānhūhǎixiào earth-shattering roar howling of mountain winds and the roaring of the sea; describes a harsh or turbulent natural environment地震海啸 dìzhènhǎixiào tsunami seismic sea wave; tsunami caused by an undersea earthquake