If it is a meter or more thick, however,blue light often can be seen.

VOA: special.2010.01.05

There are coffee machines and there are lounge sofas and everything else. There are computers, there are printers, so it's a good lounge, and I think if you go there one day a week to do your problem sets, or more often, that's a good meeting place,I recommend that.

那里还有咖啡机和舒适的大沙发,以及一些其它设施,比如电脑,打印机,真的是个很好的休息室,如果你每周去那里,花一天时间完成你的作业,或者多去几次,确实是个好地方,我强力推荐

耶鲁公开课 - 基础物理课程节选

And the relationship that he put forth is that the momentum is equal to Planck's constant times nu divided by the speed of light, or it's often more useful for us to think about it in terms of wavelength.

爱因斯坦提出的关系式是,动量等于普朗克常数,乘以υ除以光速，或者用波长来表示,通常更容易让我们想明白。

麻省理工公开课 - 化学原理课程节选

Or, they may happen more and more often and become worse.

VOA: special.2009.01.06

"More often than not they are closely related to them or are close friends of the family."

VOA: standard.2009.08.21