名词
中文翻译：头部差异
同义词：
['headway', 'head-to-head comparison']
例句：
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1.The team's performance has improved significantly since the new coach took over.
自从新教练上任以来，该队的表现已经显著提高。
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2. In the market competition, a company's head difference can be decisive.
在市场竞争中，一家公司的头差可以决定胜负。
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3. The two companies are head-to-head competitors in this industry.
这两家在这个行业是直接竞争的关系。