One source of error is refraction, the bending of light beams as they pass through air layers of different temperature and pressure.

误差的一个来源是折射，即光束通过不同温度和压力的空气层时发生的弯曲现象。

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A new mobile radar stationed in Iceland should, says Ian Lisk of the Met Office, make the observations for the source term, now the largest source of error, more reliable.

气象局的Ian Lisk称，安装在冰岛的新的移动雷达使得对源项(现在是错误的最大源头)的观察更加可靠。

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The OPERA collaboration spent three years chasing down every source of error they could imagine before Autiero made the result public in a seminar at CERN on 23 September.

在奥蒂·耶罗于9月23日在欧洲核子研究中心的研讨会上公开其测试的结果之前，OPERA协作组已经花了3年的时间以寻找他们可能想到的每一个错误。

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The source of the error is painfully familiar to anyone who deals with U.S. budget projections.

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"The scientists are right to be extremely cautious about interpreting these findings, " said Jim Al-Khalili, a physicist from the University of Surrey, who suggested that a simple error in the measurement is probably the source of all the fuss.

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