excavation units
A structure, in gram-negative bacteria, that expels exoproteins from the cell
(chess) The checkmate which occurs shortly after the opening, when the white queen checkmates by taking the black pawn on f7 (or the black queen taking the white pawn on f2), protected by a bishop ...
plural of fuckstain
plural of excavation unit
考古学者たちは地層を体系的に記録するために、遺跡をいくつかの発掘区画に分けた。
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