psephite

psephite读音音标

英 [\'si:faɪt]

美 [\'sɪfaɪt]

psephite意思解释

n.

碎砾岩，砾质岩，砾状岩；

英英释义

Psephite (, pebble) is either a sediment or sedimentary rock composed of fragments that are coarser than sand and which are enclosed in a matrix that varies in kind and amount. It is equivalent to a rudite.