A sortie is a brief trip away from your home base, especially a trip to an unfamiliar place.
例句
From here we plan several sorties into the countryside on foot.我们计划了几次从这里出发徒步去乡间的短途旅行。...little sorties into antique shops.去古董店小逛
N-COUNT
(军队的)出击，袭击
If a military force makes a sortie, it leaves its own position and goes briefly into enemy territory to make an attack.
例句
His men made a sortie to Guazatan and took a prisoner...他的士兵袭击了瓜扎坦，擒获了一名俘虏。They flew 2,700 sorties in a day and didn't lose a single plane.他们一天出动了 2,700 架次飞机，而且没有损失一架。
英汉词典释义
n.
出击, 突击
A series of sorties was carried out at night by specially equipped aircraft.特别装备的战斗机在夜晚进行了几次突袭。
到陌生或环境不亲切的地方的短暂旅行
His first sortie into the world of film-making wasn’t very successful.他初次涉足影坛时, 不太成功。
英英词典释义
Noun
1. a military action in which besieged troops burst forth from their position
2. (military) an operational flight by a single aircraft (as in a military operation)