the principal spring of a clockwork mechanism, that drives it by uncoiling

listen to the pronunciation of the principal spring of a clockwork mechanism, that drives it by uncoiling
English - Turkish
English - English
mainspring

He was wise, for he had seen a long succession of mechanical toys arrive to boast and swagger, and by-and-by break their mainsprings and pass away.

the principal spring of a clockwork mechanism, that drives it by uncoiling

    Hyphenation

    the prin·ci·pal spring of a clock·work mechanism, that drives it by uncoiling

    Pronunciation

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