单词	rockfall
释义	rockfallrock‧fall /ˈrɒkfɔːl $ ˈrɑːkfɒːl/ noun [countable] Examples EXAMPLES FROM THE CORPUS Jagged boulders from rockfalls triggered by ice and rushing water made progress difficult. The rockfall lasted at least a minute. The scale of this rockfall certainly suggests that there will continue to be collapses on this popular buttress. a pile of rocks that are falling or have fallen
随便看	H1N1 H5N1 ha habeas corpus haberdasher haberdashery habit habitable Habitat habitat habitation habit-forming habitual habitually habituate habitué Habsburg hacienda hack hacked off hacker hacking hacking cough hackles Hackney

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