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单词 Newton's cradle
释义

Definition of Newton's cradle in English:

Newton's cradle

noun
  • A toy consisting of a number of small metal balls (usually five), each suspended from a frame by strings from two points, so that the balls hang in a horizontal line with each one touching its neighbour.

Origin

1970s; earliest use found in Nature: a weekly journal of science.

Definition of Newton's cradle in US English:

Newton's cradle

noun
  • A toy consisting of a number of small metal balls (usually five), each suspended from a frame by strings from two points, so that the balls hang in a horizontal line with each one touching its neighbour.

Origin

1970s; earliest use found in Nature: a weekly journal of science.

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更新时间:2025/6/18 12:34:35