题目内容：
阅读下列材料，回答题：
By saying "an uphill battle", the author means __________.
参考答案：
答案解析：
单选题：阅读下列材料，回答题：By saying "an uphill battle", the author means __
- 题目分类：公共英语四级
- 题目类型：单选题
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By saying "an uphill battle", the author means __________.