Pendulum

['pendjʊləm] or ['pɛndʒələm]

解释:

(noun.) an apparatus consisting of an object mounted so that it swings freely under the influence of gravity.

整理:苏西--From WordNet

解释:

(n.) A body so suspended from a fixed point as to swing freely to and fro by the alternate action of gravity and momentum. It is used to regulate the movements of clockwork and other machinery.

录入:文斯

解释:

n. any weight so hung from a fixed point as to swing freely: the swinging weight which regulates the movement of a clock: a lamp &c. pendent from a ceiling: a guard-ring of a watch by which it is attached to a chain.—adj. Pen′dular relating to a pendulum.—v.i. Pen′dulate to swing vibrate.—adjs. Pen′dulent pendulous; Pen′duline building a pendulous nest; Pen′dulous hanging loosely: swinging freely as the pensile nests of birds: (bot.) hanging downwards as a flower on a curved stalk.—adv. Pen′dulously.—ns. Pen′dulousness Pen′dulosity.—Pendulum wire a kind of flat steel wire for clock pendulums.—Compensation pendulum a pendulum so constructed that its rod is not altered in length by changes of temperature; Compound pendulum every ordinary pendulum is compound as differing from a Simple pendulum which is a material point suspended by an ideal line; Invariable pendulum a pendulum for carrying from station to station to be oscillated at each so as to fix the relative acceleration of gravity; Long and short pendulum a pendulum for determining the absolute force of gravity by means of a bob suspended by a wire of varying length.

录入:卢卡斯

例句:

迦勒编辑

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