i and j are unit vectors in the x and y directions.

和 j 分别是 x 和 y 方向上的单位矢量

耶鲁公开课 - 基础物理课程节选

Milton's lines, we say, are enjambed: they run in to one another, and a syntactical unit for Milton is continually spilling out.

弥尔顿的诗句是连结的：，它们句句相撞，弥尔顿总不在一句话中将一个意思表达完整。

耶鲁公开课 - 弥尔顿课程节选

What's hanging off of the side of this long molecule that's formed by polymerizing nucleotides are - is this base unit.

在这条由多聚核苷酸,构成的长链分子,一侧悬挂着碱基单位

耶鲁公开课 - 生物医学工程探索课程节选

Some of the books within this very large unit, or at least the traditions within this very large unit, are less influenced by Deuteronomy and its themes and its concerns.

在这一大部整体中的一些经书中，或者至少是在这一大部整体中的一些传统，并没有受到《申命记》及其主题的影响。

耶鲁公开课 - 旧约导论课程节选

You can pick your unit vectors, or what are called basis vectors, any way you like.

你可以任意选取单位矢量,或者也可以叫做基矢量,这都随便你

耶鲁公开课 - 基础物理课程节选

Just to remind those people who are not Economics Majors what that means, it means if I produce 1 unit then it costs me C to produce, if I produce two units it costs me 2C, 100 units a 100C and so on.

顺便提示一下那些,非经济专业的同学这表示什么意思,它表示生产1单位产品需要消耗C成本,如果生产2单位,需要的成本是2C,100单位需要100C,以此类推

耶鲁公开课 - 博弈论课程节选

They are called unit vectors.

它们叫作单位矢量

耶鲁公开课 - 基础物理课程节选

So, that particular sub unit vaccine was only used in people that are at high risk for acquiring Hepatitis B, that is, people that work in healthcare situations that are exposed to blood routinely as part of their job.

因此,那些特殊的亚基疫苗当时仅用于,极有可能感染乙肝的高危病人身上,也就是那些在日常工作中,频繁的接触血液的健康护理人员

耶鲁公开课 - 生物医学工程探索课程节选

If you do, the unit vectors are called i prime and j prime, the components of the vector change.

如果这么做,单位矢量就是 i' 和 j',矢量的两个分量也会发生变化

耶鲁公开课 - 基础物理课程节选

i prime and j prime are now rotated unit vectors.

' 和 j' 是旋转后的单位矢量

耶鲁公开课 - 基础物理课程节选