名词
中文翻译:参照物
同义词:
['reference point', 'reference frame']
例句:
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1. The car's speed is measured by the distance traveled divided by the time taken.
汽车的速度是通过行驶的距离除以所用时间来计算的。
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2. In physics, a reference frame is a system of coordinates that defines a particular pointin space.
在物理学中,一个参考框架是一个坐标系统,它定义了空间中的某个特定点。
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3. The scientist used the new technology as a reference point to compare his findings with previous studies.
这位科学家利用新技术作为参考点,将他的发现与以前的研究进行比较。