The observers observed the UFO of the observation post.

观察者在哨所观察到了飞碟。

Everyone in the small observation post was failing to hold back tears.

在这个小小观察站的所有人都忍不住掉下眼泪。

The working environment for guards at the observation post is very tough.

观察哨上的哨兵工作环境很艰苦。

At that moment three enemy trucks came within view of our observation post.

当时，三辆敌人卡车进入了我们观察哨所的视野。

53US Army soldiers from the 2-27th Infantry Regiment work out at Observation Post Mustang.

美国227步兵团士兵在野马观察站锻炼。