c. 1300, "cog wheel;" late 14c., "tooth on a wheel," probably a borrowing from a Scandinavian language (compare Norwegian kugg "cog") and cognate with Middle High German kugel "ball."
例文
1. Mr Lake was an important cog in the Republican campaign machine.
レイク氏は共和党の選挙マシンにおいて重要なネジである。
2.COB.TAB. COG mould train technology.
COB.TAB. COG モジュールプロセス技術制作.
3.TAB. COG mould train technology.
TAB. COG モジュールプロセス技術制作.
4.The shear strength of COG and COF bonded with ACF is studied by impact test.