It's always good when we're looking for a wavelength that our answer is in a unit of length, that's a good sign already.

当我们计算波长时,如果答案是一个长度单位，那就是一个好的迹象。

麻省理工公开课 - 化学原理课程节选

The coupon is expressed as an annual amount; you get half of it every six months.

票息是以年为单位计算的,每六个月获得一半

耶鲁公开课 - 金融市场课程节选

won't dovetail with the units that come out of this calculation.

我们得出的数据的单位,将不会和最后的计算单位相吻合。

麻省理工公开课 - 固态化学导论课程节选