英语翻译Several social workers printed a "wanted" poster with color pictures of the police officers they said were responsible for the beating,and were carrying it up and down the line of those waiting to file complaints.up和down修饰的前面carry还是the line of?

问题描述:

英语翻译
Several social workers printed a "wanted" poster with color pictures of the police officers they said were responsible for the beating,and were carrying it up and down the line of those waiting to file complaints.
up和down修饰的前面carry还是the line of?

举着那个牌子沿着那些等着要投诉的人群构成的队伍来回走动。
up and down
来回
up and down the line
沿着排队的人来回走动

up and down 可以后面跟东西,表示沿着什么来回; 也可以不跟东西.He's pacing [up and down].He walked [up and down the locker room].这句话里up and down the line 应当连起来理解.Several social wokers were car...