go straight up and 直上直下?

go straight up and 直上直下? Just go straight and turn left. Just go straight and turn left straight up Go straight along and then turn left.和Go straight down and t just go straight and turn left 同义句just go straight and turn( go straight go up and I sit and stand up straight,shoulders back,head high. brother jumped straight up and down.straight是加强语气吗? straight go please left turn and怎么连词成句 翻译：go straight two blocks and turn right