几名学生被认定有一定或严重学习困难。

Several pupils were designated as having moderate or severe learning difficulties.

《牛津词典》

为了获得成功的结果或回报，一定程度的风险几乎总是必不可少的。

In order to achieve a successful outcome or reward, some level of risk is almost always essential.

youdao

同样，如果一个人不能处理手头的事情，他或她一定不能解决后续棘手的难题。

Likewise, if one cannot deal with the things in hand, he or she must fail in the following knotty problems.

youdao

Two or one! It was, in other words, about the problem of incest, the problem of the over-determination of blood relations and the under-determination of blood relations.

二或一，换句话说，是乱伦问题，是血缘的超定,和不充分决定的问题。

耶鲁公开课 - 文学理论导论课程节选

who I'm no longer living in the same area as or use it to kind of make plans with some friends.

联系那些和我不住在一个地方的朋友或用它和一些朋友们定定计划。

用社交网站找到的人 - SpeakingMax英语口语达人

One of the sentences that I'll repeat throughout the class is that happiness is much more contingent on our state of mind than our status or the state of our bank account.

有一句话我会在课程中经常引用,快乐由我们的精神状态而定，而不是社会地位或银行存款。

哈佛公开课 - 幸福课课程节选