In carrying out this work, the pure scientist usually disregards its application to practical affairs, confining his attention to explanations of how and why events occur.

• 理论科学工作者在从事这项工作的过程中，通常不考虑把它应用到实际事件中去，而是将自己的注意力局限在解释事件怎样发生，以及事件为什么会发生方面。