单词	excavation factor
释义	excavation factor 挖掘系数
随便看	old wooden crate old wooden structure member Old Word Flycatchers Old Word leishmaniasis Old words old-words-for-new-meaning old words with new meaning Old Worid old working old workings oldworld Old World crayfish Old World finches: e.g.canaries and serins old world flavour old-world flavour Old World flycatcher old world flycatchers Old World fruit bat old world fruit bats old world fruit bats,flying foxes Old World genus of frequently aromatic herbs Old World genus of isopod crustaceans Old World harrier frequenting marshy regions Old World herb related to fenugreek Old World Hookworm