Colombia has emerged as the second front in the battle against Zika in the Americas.

在美洲地区，哥伦比亚新近成为对抗兹卡病毒的第二个战场。

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Since the outbreak of the Soviet-German war, the United States, Great Britain and Soviet Union had discussed many times about the issue opening a second front in western Europe.

自从苏德战争爆发以来，美国、英国、苏联曾经多次商讨在欧洲西部开辟“第二战场”的问题。

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Since the outbreak of the Soviet-German war, the United States, Great Britain and Soviet Union had discussed many times about the issue opening a second front in western Europe.

自从苏德战争爆发以来，美国、英国、苏联曾经多次商讨在欧洲西部开辟“第二战场”的问题。

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