美国铝业（Alcoa）今年表现亮眼，过去12个月上涨89%，并展现出扎实的相对强势。该股的MACD有望出现看涨交叉，50周简单移动平均线准备上穿200周均线，这些都是典型的长期看涨信号。
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"isValid": true,。业内人士推荐同城约会作为进阶阅读
Prostate cancer is the most common cancer among men in many countries, including the US and UK. About 1.5 million men are diagnosed worldwide each year.