1·Croatian army troops retreated from northern Bosnia and the area fell to the Serbs.
克罗地亚军队从波斯尼亚北部撤退，随后该地区失守了，落入塞尔维亚人之手。
—— 《柯林斯英汉双解大词典》
2·At the end of the Cretaceous, the geological record shows that these seaways retreated from the continents back into the major ocean basins.
地质记录显示，在白垩纪末期这些航道从大陆撤退，回到主要的海洋盆地。
3·There were indications that the enemy had retreated.
有种种迹象表明敌军已经撤退。
4·And we now have compelling evidence that German forces deliberately carried out a scorched-earth policy; they flooded mines, blew up Bridges and stripped bare factories as they retreated.
我们有强有力的证据证明：德国人故意执行烧焦-土地政策；当他们撤退时，就往矿井里灌水，毁坏桥梁，拆除工厂。
5·Scientists think the Mars glaciers may have been left as remnants when regional ice sheets retreated.
科学家们认为火星冰河是区域性冰原撤退后留下的残余。