某些脉冲星发送脉冲比地球上最精确的时钟都准时。Some pulsars keep time better than the earth's most accurate clocks.埃尔加给自己的作品标上了精确的节奏标记。Elgar supplied his works with precise indications of tempo.即便很精确的病历也可能让医生产生错误的印象。Doctors can get the wro...
生产定额, 预算约束等等可以限制变量的变化范围.Production quotas, budget constraints, etc. might restrict the variation of the variables.我们得将水按定额配给.We'll have to ration out the water.因此, 我们将购买一种比如说价值五万美元的不定额综合险.So, we'll take out an ...