It was suggested that X. sibiricum could be a suboptimal host plant as an alternative to optimal A. artemisiifolia for the leaf beetle O. communa.

研究结果说明，苍耳属植物可能是广聚萤叶甲除豚草外的另一潜在寄主植物。

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The notion here is that you can get a globally optimal solution from locally optimal solutions to sub-problems.

这里的概念是你可以通过,子问题的局部最优方案,得到全局优化解决方案。

麻省理工公开课 - 计算机科学及编程导论课程节选

So what to eat, what the optimal diet is has become a pretty controversial issue.

吃什么和如何确定最佳食谱,成为冲突的两个问题

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

So, the optimal thing to do if you live in a world like this n is to get n as large possible and you can reduce the standard deviation of the portfolio very much and there's no cost in terms of expected return.

如果现实中也这样简单的话,那么你就尽量增大,这样就能让投资组合的标准差,就会大大降低,从预期收益率的角度来看,这样做的成本是零。

耶鲁公开课 - 金融市场课程节选

Which number of featured stories on its central panel was optimal from a UI perspective?

FORBES: Small Odd Primes: Why We Love Numbers Three, Five, and Seven

There has been a lot of research about the optimal duration in a health-care setting, such as a hospital.

WSJ: Hand-Washing Techniques for Good Health

This is a non-optimal path and that a business that is maximizing its effort would proceed along a different path.

WHITEHOUSE: Press Briefing