Definition
to either complicate or facilitate someone's efforts to accomplish a task or goal
导致对某人不利或有利
His attitude worked against her promotion efforts.
他的态度不利于她的晋升努力。
She always worked for his success with great dedication.
她总是全力以赴地为他的成功而努力。
Inequitable rules can sometimes work against athletes.
不公平的规则有时会对运动员不利。