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mainspring
mainspring
Số nhiều:
mainsprings
Từ liên quan
impetus
motivation
catalyst
core
heart
basis
foundation
clockwork
spring
mechanism
gear
winding
tension
energy
torque
horology
watch
chronometer
incentive
stimulus
origin
source
cause
impulse
engine
pivot
cog
wheel
balance wheel
escapement
Last Updated: July 6, 2026
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