gunrunning

例句：

1. 1. The gang was caught red-handed during a gunrunning operation.
   这个团伙在一次枪支走私行动中被当场抓获。
2. 2. The authorities are cracking down on gunrunning in the region.
   当局正在该地区打击枪支走私活动。
3. 3. Gunrunning is a serious crime that can lead to severe consequences.
   枪支走私是一种严重的犯罪，可能会导致严重后果。