After many years of gathering the necessary information, it became possible to learn longitude by observing the stars and the moon.

VOA: special.2010.07.14

Then also you'll be asked to do identifying information if you print it out from the program itself, but if you go up to your web browser print option and print from that particular thing then you can do it and no identifying information will be necessary.

如果你想直接从网上打印分析结果,就得提供个人信息,但是,如果你用浏览器中的打印选项,只打印营养分析结果,你就可以打印文件而无需提交个人信息

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

However,it did not provide necessary information about the time somewhere else.

VOA: special.2010.07.14

Today,we tell about how people learned an important piece of information necessary for safely sailing on the oceans.

VOA: special.2010.07.14