great bitterns
(business) A graphical aid used to assist in the creation of efficient manufacturing practices by depicting the actual physical movement and distances involved in manufacturing processes.
A type of juggling ball with a hard, shiny outer shell, filled with sand or another filler material, and designed to be more visible than beanbags.
plural of great bittern
The branch of philately dealing with space flight and similar subjects
朝の霧の中で、複数のオオヨシゴイが葦の間でじっとして、通りかかる魚を待ち構えていた。
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DiQt(ディクト)
無料
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