incursion 的意思是侵袭，入侵，尤其是突然或短暂的行动。  

 

The G-7 is slated to include the United States, Britain, Germany, France, Japan, Canada and Italy. It was formerly known as the G-8 until Russia was booted out in 2014 over its incursion into the Crimean Peninsula in Ukraine. 七国集团包括美、英、德、法、日、加拿大和意大利。它以前是八国集团，直到2014年俄罗斯因入侵乌克兰克里米亚半岛而被踢出。