The problems generally fall into two categories.

这些问题一般属于两种类别。

《柯林斯英汉双解大词典》

We do also have more complex systems that are used for space heating and they fall into two categories, passive and active heating systems.

我们确实也有更复杂的系统用于空间供暖，它们分为两类，被动供暖系统和主动供暖系统。

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Broadly, these ideas fall into two categories.

从广义上说，这些观点分成两类。

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Cancers fall into two categories - those you can survive and cancers that remain stubbornly unsurvivable.

BBC: 'Low level of resonance' for lung cancer with public

His novels, some of which are also excellent, fall into two categories: the historical and the proselytising.

ECONOMIST: American literature

The feelings of many New Yorkers toward police officers fall into two categories: before September 11 and after.

CNN: Recovery: Musical weekend drums up support