名词
中文翻译：跃进激励
同义词：
['jump-start', 'surge of enthusiasm']
例句：
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1.The company's recent step-up in investment has boosted its growth.
该公司近期增加的投资已经促进了其增长。
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2. His passion for music led him to step up his efforts in the field.
他对音乐的热情促使他加大了在音乐领域的努力。
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3. The new policy is expected to step up the economy's growth.
预计新政策将促进经济增长。