单词 | 钟摆 |
释义 | 〔swing〕The pendulum's swing is 12 inches.钟摆的振幅为12英寸〔Foucault〕French physicist who estimated the speed of light and determined that it travels more slowly in water than in air (1850). He also employed a pendulum to prove the rotation of the earth (1851) and invented the gyroscope (1852).佛科,简·伯纳德·莱昂:(1819-1868) 法国物理学家,1850年测试出光速并确定光在水中的速度慢于在空气中的速度。他还于1851年用钟摆证实了地球的自转,并于1852年发明了回旋器〔pendulum〕probably from Italian pendolo [pendulous, pendulum] 可能源自 意大利语 pendolo [松垂的,钟摆] 〔wigwag〕watched the pendulum wigwag.观察钟摆的摆动〔Huygens〕Dutch physicist and astronomer who discovered Saturn's rings (1655), pioneered the use of the pendulum in clocks (1657), and formulated Huygens' principle.惠更斯,克里斯蒂安:(1629-1695) 荷兰物理学家、天文学家,最早观测到土星光环(1655年),最早在钟表中使用钟摆(1657年),建立了惠更斯原理〔swing〕Oscillate refers to steady, uninterrupted back-and-forth motion, as that of a pendulum;in an extended sense it denotes vacillation, as between conflicting purposes: Oscillate 指钟摆式的稳定而连续的前后运动;广义地表示在冲突性目标之间的徘徊: |
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