run against

• 和 ... 对抗； 对 ... 不利； 违反； 撞； 偶然碰见

词汇搭配

• run up against 遇到
• run against a stump 碰到困难
• run one's head against a stone wall 碰壁
• run against time 与时间赛跑
• run one's head against a wall 碰壁
• run smack against 恰恰违反…,直接违背...
• run one's head against a brick wall 试图干不可能的事...