We organize them. We subdivide these into units of two for example, groups of two like this or we have an undifferentiated stream like this.

我们把它们重新组织,把它们分成两个一组,比如像这样的两个一组,或者我们可以有一个没有差别的节奏串,像这样

耶鲁公开课 - 聆听音乐课程节选

And the 2 says that there'll be two in each of your units.

而这个二说明每单元两拍

耶鲁公开课 - 聆听音乐课程节选

There's no reason why these two attributes had to be proportional, but they are proportional and they are equal by choice of units and you can ask, "Is this just an accident or is it part of a big picture?"

我们不知道这两个质量为何成比例,但它们确实成比例,而且如果选择合适的单位还会相等,你会问,"这种情况纯属偶然,还是这只是物理学大体系的冰山一角"

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

So if I produce one unit it costs me c; if I produce two units it costs me 2c; if I produce 100 units, it'll cost me 100c and if I produce 0.735 units that costs me 0.735c.

生产1单位的产品成本是c,如果生产2单位成本就是2c,如果我生产100单位成本就是100c,如果生产0.735单位就是0.735c

耶鲁公开课 - 博弈论课程节选