A single implementation of Si He Yuan comprises of garden surrounded by four houses and protected by high walls.

四合院由花园和保护的高墙构成，花园被四个房子环绕着。

youdao

On paper one iota a si instantly wrote one word.

在纸上一撇一捺瞬间就写出了一个人字。

youdao

No one is more impressive than my neighbor, a si, in my life.

在我的人生中给我最难忘的人是我的邻居阿四。

youdao

But in terms of SI units, which become much more useful if you're actually trying to use intensity in a problem and cancel out your units, we're just talking about joules per second is what intensity is.

但是用国际单位制，这个变得越来越有用了,如果你实际上在使用强度,来解决问题和约化单位，我们仅仅讨论每秒钟的焦耳,这就是强度。

麻省理工公开课 - 化学原理课程节选

It is not an SI unit because it is not a multiple of 10 to the 3rd, but I like the angstrom.

它不是国际制单位，因为它不是,10的3次方进制，但我还是喜欢这个单位。

麻省理工公开课 - 固态化学导论课程节选

Notation: so I'm going to use little "si" to be a particular strategy of Player i.

表述法,我们用小写si来表示参与人i的某个策略

耶鲁公开课 - 博弈论课程节选

If I wanted to play a Si-fi game I would play Gears of War or Halo!

CNN: 'Black Ops 2' trailer hints at series' dark future

The global mining industry already runs a si-milar scheme.

ECONOMIST: The way oil reserves are booked needs reforming

But their example most plainly shows that sociability isn't a one-step but a do-si-do: a continually reciprocal dance of body chemistry and interaction.

WSJ: Looking Beyond Oxytocin, the Love Drug | Marvels