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Task 2: Credit Cards Because credit cards have so many advantages, their use has become widespread. Unfortunately, however, credit cards are major sources of problems to society as a whole. First, there is the issue of fraud. Stolen credit cards add

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Earth Station - The term used to describe the combination of antenna, low-noise amplifier (LNA), down-converter, and receiver electronics that are used to receive a signal transmitted by a satellite.

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modest a.谦虚的 The scholar was very modest about the prize he got. 这名学者对于他得奖一事非常谦虚。 modesty n.谦虚 I'm the chief of a small hospital, Dr. Walton said with modesty. 我是一家小医院的主任，华顿医师谦虛