A few years ago, NIST built a strontium clock that broke the world record for precision – that’s how accurately a clock tracks atomic oscillations.
几年前，NIST 制造了一个锶时钟， 打破了世界精度记录——这就是时钟跟踪原子振荡的准确程度。
| 单词 | clock track |
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原声例句
SciShow 合集 A few years ago, NIST built a strontium clock that broke the world record for precision – that’s how accurately a clock tracks atomic oscillations. 几年前，NIST 制造了一个锶时钟， 打破了世界精度记录——这就是时钟跟踪原子振荡的准确程度。 |
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