Earthquakes produce two types of seismic waves.

地震产生两种类型的地震波。

《柯林斯英汉双解大词典》

Two types of lions are in this zoo.

这个动物园里有两种狮子。

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In particular, we engage in two types of comparison.

特别地，我们进行了两种类型的比较。

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There are two types of Asian Carp in the Illinois River - bighead and silver.

VOA: standard.2010.07.20

Now we're going to turn--focus a bit more on polyphonic texture because there are two types of polyphonic texture.

现在我们要把注意力,放到复音织体上,因为有两种复音织体

耶鲁公开课 - 聆听音乐课程节选

And, in fact, these are the only two types of nodes that we're going to be describing, so we can actually calculate both the total number of notes and the number of each type of node we should expect to see in any type of orbital.

事实上，我们只,描述这两种节点，所以我们可以,计算任何轨道中的,总结点数以及各种节点数。

麻省理工公开课 - 化学原理课程节选

Interphone also released results on only two types of brain tumors: meningioma and glioma.

CNN: Study fails to end debate on cancer, cell phone link

There are two types of regular mammograms: the traditional analog kind and newer "digital" mammograms.

WSJ: Dense Breasts Pose a Dilemma in the Search for Breast Cancer

Barclays was found guilty of, and paid a fine for, two types of market manipulation.

BBC: The strange silence and an absence of information