'indicating the empty cell, the' s' and 't' indicating the start point and the destination of the robot respectively.

显示空单元格，了' S '和' T '表示的开始点和目的地分别机器人。

youdao

So, ideally what we did see was, in fact, it does have enough energy with the UV lamp, it wasn't a dramatic shift you saw because we didn't start very high and then it went to that stuck point.

所以，理想上我们所看到的，事实上，紫外灯没有足够的能力，因为我们没有从非常高开始,所以它没有一个特别显著的移动,然后它又回到了黏着点。

麻省理工公开课 - 化学原理课程节选

This shouldn't have to get to the point where people start invoking treaties.

CENTERFORSECURITYPOLICY: Center For Security Policy

No-one should dictate to you to the point where you have to start going, when you go shopping, oh I can't buy this and I can't buy that, and I shouldn't buy this and I shouldn't buy that because my recycling bin is full up so I can't get anymore cardboard in it.

BBC

Now, eventually we were lucky we got these costs approved, because the point was she didn't know, nobody had diagnosed it, and if you start having a -- the standard of preexisting condition is you might have had that illness some time at some point before you -- or you were genetically predisposed to it, potentially none of us would ever get any insurance.

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