反其道而行之 act in a diametrically opposite way; act in contravention; act in opposition to; do exactly the opposite
反其道而行之的歧视 the making of distinctions in favour of groups considered disadvantaged or underprivileged
改道 1.(改变旅行路线) change one's route; rechannel 他们改道去杭州了。 they changed their route and went to hangzhou.2.(河流改变经过的路线) (of a river) change its course 历史上, 黄河曾多次改道。 the huanghe river changed its course many times in history
背道而驰 run in opposite directions -- draw further apart; be opposed to; go (diametrically) against; go against ... in a diametrically opposite direction; march in the opposite direction; run counter to