They had stopped by a spring to refresh themselves.是什么意思？

They had stopped by a spring to refresh themselves.

他们曾在一处泉边停歇休息。

they

pron. 他/她/它们，人们，大家，政府，当局，她们；

例句
The storms had abated by the time they rounded Cape Horn.
他们绕过合恩角时，暴风雨已经减弱。

had

v. 有（ have的过去式和过去分词 ），（亲属关系中）接受，拿，买到；

例句
He claimed that his parents had abandoned him...
他声称父母遗弃了他。

stopped

v. 停止( stop的过去式和过去分词 )，中断，逗留，（使）停止工作；

例句
He stopped to try to adjust his vision to the faint starlight...
他停下脚步试着让眼睛适应微弱的星光。

by

prep. 在…旁边，表示方式，由于，经过；adv. 经过，表示保留或保存时用，短暂拜访；

例句
...expensive make-up that we saw being advertised by a beautiful model...
我们所见的由一位漂亮模特代言的昂贵化妆品

spring

n. 春季，泉水，小溪，弹簧，弹性，跳跃；vi. 跳，跃，突然发出或出现，发源，劈开，裂开；vt. 突然跳出，跳过，使开裂；adj. 春天的，弹簧的，有弹性的；

例句
For most of the spring and early summer her base was her home in Scotland.
春天和初夏的大部分时间，她都是在苏格兰的家里度过的。

to

prep. 向，朝着，到，关于，属于；adv. 朝一个方向的，到某种状态，关闭；

例句
I suggest you leave it to an expert...
我建议你把它留给专家来解决。

refresh

vt. 使恢复，使振作，使焕然一新，翻新，给（电池）充电；vi. 恢复精神，补充给养；

例句
They had stopped by a spring to refresh themselves.
他们曾在一处泉边停歇休息。

themselves

pron. 他[她，它]们自己，他们亲自，“himself”的复数，“herself”的复数；

例句
Most officers and men acquitted themselves well throughout the action.
大多数军官及士兵在整个战斗中表现出色。