In the past, it often has been hard to get complete information about current soil conditions.

VOA: special.2009.01.20

This cell can only be an effective barrier if there's no way to get past it.

这些细胞只有密不透风,才足以形成一道屏障

耶鲁公开课 - 生物医学工程探索课程节选

And then we try and get our simulation to match the past, and hope that that will help it predict the future.

尝试让仿真程序能和这一部分实际数据相符，并且希望它能够帮我们对未来进行预测。

麻省理工公开课 - 计算机科学及编程导论课程节选

So we found precisely one point on this best response picture, and there's a lot of points to find, and it's 20 past 12, so we better get going.

现在我们只找到了最佳对策曲线上的一点,我们还需要找到更多的点,现在12点20了,我们得快点了

耶鲁公开课 - 博弈论课程节选