英语语法分析

In experimenting with artificial suns, Kramer made another interesting discovery.

在对人造太阳进行试验的过程中，克雷默有了另一个有趣的发现。

Kramer surmised, therefore, that they were orienting according to the position of the Sun.

因此，克雷默推测，他们是根据太阳的位置来确定方向的。

Kramer initiated important new kinds of research regarding how animals orient and navigate.

克雷默开创了一类重要的新研究，是关于动物如何定位和导航的。