Supplies began running low and early this week, five set off on foot across snow fields; on Friday, after four days of trudging, they reached a working military radio center.

供应开始减少，本周早些时候，五个人徒步穿越雪地；周五，经过四天的跋涉，他们到达了一个正在工作的军事无线电中心。

youdao

An object can have any number of internal fields, the number of internal fields is set on the object template as follows.

一个对象可以有任意数量的内部字段，内部字段的数量通过下面的代码来设定。

youdao

XMLGregorianCalendar objects are mutable, and therefore you can simply set any of the date or time fields directly on the object.

XMLGregorianCalendar对象是可以修改的，因此能够直接设置对象的日期或时间字段。

youdao

You've got a magnetic field, maybe even magnetic susceptibility, the electric field. We're not going to worry about these magnetic fields or electric fields in this class So, pretty much we're going to focus on this set of variables here.

你也会引入磁场，或许甚至磁化率，以及电场，我们这堂课不需要关心,这些磁场或,电场之类的东西,基本上我们只关注,这里的一组变量。

麻省理工公开课 - 热力学与动力学课程节选