对于在寒冷条件下建造钢结构，比如北极的石油钻井平台，如何解决材料的脆性仍然是一个问题。

Brittleness remains a problem when building steel structures in cold conditions, such as oil rigs in the Arctic.

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权限在某些场合下仍然是一个问题。

Permissions still tend to be a problem in some circles.

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韩国娱乐业，剥削仍然是一个问题。

In South Korea's entertainment industry, exploitation remains an issue.

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Now, one of the questions we could still ask is, right, we've got binary search, which has got this nice log behavior.

目前，还有一个问题我们仍然要问的是，对，我们已经学了二分查找，有着非常好的log级别的行为。

麻省理工公开课 - 计算机科学及编程导论课程节选