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今日长难句：

There have been some indications that extra protein makes the kidneys work harder, which could be problematic for individuals with a history of kidney disease and for them, the supplements may increase the risk of kidney stones, she says.

她说，已有一些迹象表明，额外补充的蛋白质会加重肾脏负担，这对有肾病史的人是成问题的，而且对他们来说，补给的蛋白质可能增加他们患肾结石的风险。

分析：

第一步，简单划分句子

第一部分：There have been some indications that extra protein makes the kidneys work harder, which could be problematic for individuals with a history of kidney disease

第二部分：and for them, the supplements may increase the risk of kidney stones, she says

第二步，需要根据谓语进行细致划分

第一部分

主语：There

谓语：have been

宾语：some indications

同位语从句：that extra protein makes the kidneys work harder

定语从句：which could be problematic for individuals with a history of kidney disease

第二部分

主语：the supplements

谓语：may increase

宾语：the risk of kidney stones

核心词汇：

1. indication n. 标示；表明；显示；暗示

【同根词】indicate v. 标示；指示；指出

indicative adj. 标示的；表明的

indicator n. 指标

2. problematic adj. 成问题的；疑难的

【近义词】questionable adj. 有问题的

【反义词】unquestionable adj. 不成问题的

【习惯用语】problematic analysis 问题分析

3. supplement n. 增补；补品；增刊

【同根词】supply v. 供应，提供，供给

【常见搭配】supply sth. to sb. 把某事提供给某人

【相关俚语】supply and demand 供应与需求

今日练习：

They got an apartment in the Sunset District facing the Pacific, just south of Golden Gate Park, and he took a job working for a finance company as a "repo man," picking the locks of cars whose owners hadn't paid their loans and repossessing them.

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