A noise of one hundred and twenty decibels on land causes pain to human ears.
陆地上120分贝的噪音会使人的耳朵疼痛。
Many researchers whose work depends on ocean sounds object to a limit of one hundred and twenty decibels.
许多研究人员的工作依赖于海洋声音，他们反对120分贝的限制。
Experts say Aquarius will gather as much information about sea surface salinity as has been collected by ships over the past one hundred twenty-five years.
迄今为止，海洋盐分水平的信息来自于海洋考察船和浮标，专家说，宝瓶号卫星收集的海洋盐分水平的信息量，相当于海洋考察船过去一百二十年的总和。
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