“pitch”概念、定义、翻译-科学时代

单词	pitch
释义	纺织词汇手册 pitch 节距，齿距；地毯27英寸内的经密；手结地毯每平方英寸绒头数；第一次打样处方
随便看	expected value expected value expected value expected value expected value expected value expected value expected value expected value--expected value（EV） expected value of perfect information expected value（EV） expected wind speed expected yield expected yield expectorant expectorant expectorant expectorant expectoration expectoration expect value expediency expediment expedite expedited arbitration

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。