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复数形式
chronometers
1
精密计时器, 精密时计
a timepiece that shows the time in a very exact way, especially one used at sea
- The chronometer's accuracy was tested regularly to maintain its reliability for professional use.
为了保持其专业使用的可靠性，精密计时器的准确性被定期测试。
- The navigator relied on a marine chronometer to determine the ship's longitude during the voyage.
航海家依靠航海天文钟在航行中确定船只的经度。
- She used a high-quality chronometer to ensure accurate timing in her scientific experiments.
她使用了一个高质量的精密计时器来确保科学实验中的准确计时。
- The chronometer was essential for astronomers to track celestial events with precision.
精密计时器对于天文学家精确追踪天体事件至关重要。
- They calibrated the chronometer to ensure it met the strict standards for accuracy in their research.
他们校准了精密计时器以确保其符合研究中严格的准确性标准。