单词	Scotch pebble
释义	Scotch pebble noun : a pebble of cryptocrystalline quartz (as agate or chalcedony) found in Scotland and used for ornament after being cut and polished Word History First Known Use 1752, in the meaning defined above
随便看	spheges Sphegidae sphen sphen- Sphenacanthocephala sphenacodont Sphenacodontia sphendone sphendones sphene sphenes sphenethmoid sphenion sphenisci Spheniscidae spheniscidaes Sphenisciformes sphenisciformeses sphenisciformesses Spheniscomorphae Spheniscus spheniscuses spheniscusses spheno- spheno-occipital

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