Sentinels stopped them, enquired, passed them.是什么意思？

Sentinels stopped them, enquired, passed them.

哨卡拦阻他们, 盘问他们, 放他们通行.

sentinels

n. 岗哨，哨兵( sentinel的名词复数 )；

例句
Their pink buds , thrust up like arrows , seemed sentinels watching over Baiyangdian Lake.
粉色荷花箭高高的挺出来, 是监视白洋淀的哨兵吧!

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。

them

pron. 他们，她们，它们；

例句
I take care of them to the best of my abilities...
我尽我所能地照顾他们。

enquired

v. 打听( enquire的过去式和过去分词 )，询问，问问题，查问；

例句
'Who are you?' he enquired of the first man...
“你是谁?”他问第一个人。

passed

adj. 已经通过的，已经过去的，考试及格的，（指红利）未及时发放的；v. 走过( pass的过去式和过去分词 )，通过，批准，度过；

例句
It was a Christmas when shoppers passed by expensive silks in favor of more practical gifts.
这是一个购物者不理会昂贵的丝绸衣服而热衷于更实用礼物的圣诞节。