observation post
Longman Dictionary of Contemporary English 5++LDOCE 5++ˌobserˈvation ˌpost noun [countable] PMa position from which an enemy can be watched 监视哨，瞭望哨
Examples from the Corpus
observation post• It was some kind of an observation post or mast.• There could be other events, like the flamethrower attack on an observation post farther along the border.• Capt. Warr found an excellent observation post, but our party was not so successful.• The bright red Infobox, a temporary three-story structure, provides a handy observation post.• He had found the observation post two miles beyond the outer rim of the Jabal Hamrin.ˌobserˈvation ˌpost nounChineseSyllable
can which watched an enemy position a be from Corpus
observation post
ˌobserˈvation ˌpost
noun [countable]
a position from which an enemy can be watched
ˌobserˈvation ˌpost
noun [countable]a position from which an enemy can be watched