This magma colossus is the most crucial cog in the inevitable Ragnarok — the divine annihilation in Norse mythologies, which audiences witness in the final act. (movieworms.com)
Though Gray would sometimes finish games last season, she emerged as a full - time starter and crucial cog on the Sparks — a team that is literally the WNBA's reigning champions. (sbnation.com)
Physical therapy aides are crucial cogs in the well - oiled machines that are therapists» offices, clinics and hospitals. (summitcollege.edu)