1、
The rapid growth of the service sector is the primary force behind the recent expansion.
服务业的快速增长是近期扩张的主要推动力。
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2、
3、
Historically, political leadership has often been determined , over resistance, by force.
历史上看, 政治领导权,常在抵抗中决定, 常由“强力”决定.
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4、
