Frustrated by these restrictions, Subra left her job in 1981, created her own company, and has devoted the past two decades to helping people fight back against giant industrial polluters.
点睛
frustrate意为“使沮丧，使挫败”。devote...to doing sth. 意为“把……用于做某事，致力于做某事”。fight back against意为“奋力抵抗，还击”，其后的宾语即为抵抗的对象，同时也往往是听音的重点。也可以只说fight back，表示“还击，抵抗;抑制”。如：
1) Victims of discrimination often don't have the power to fight back. 歧视现象的受害者通常无力还击。
2) She fought back her disgust. 她强忍住心里的厌恶。
polluter意为“污染源，污染者”。
考点归纳
与fight有关的常见短语还有：
fight sb./sth. off意为“击退，竭力摆脱”。如：
They had to fight off the crowds to get out of the theater. 他们得竭力摆脱人群，才能走出剧院。
I'm fighting off a cold. 我正在治疗感冒。
fight sth. out意为“通过争辩(争斗)解决”。如：
The conflict is still being fought out. 这一矛盾仍在争辩的过程中。
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