loudspeaker van

基本解释

From morning until sundown a van drives through the neighborhood blaring warnings.“Don't be influenced by other people who might cause you unnecessary loss ” the loudspeaker says again and again.
从早到晚，他们驾车在社区周围来回走动，喇叭一遍一遍地警告居民，“不要受他人影响，这样会造成你不必要的损失。”
From morning until sundown, a van drives through the neighborhood blaring warnings. “Don’t be influenced by other people who might cause you unnecessary loss, ” the loudspeaker says again and again.
每天从早到晚，有一辆小面包车在在社区来回走动，喇叭一遍一遍地警告居民，“不要受他人影响，这样会造成你不必要的损失。”

a motor vehicle carrying a public address system (US and Canadian name sound truck)