名词
中文翻译：Unknown
同义词：
['support', 'hindrance', "obstacle例句：1. The back-stop was a crucial factor in the game's outcome.（这个挡板是比赛结果的关键因素。）"]
例句：
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1. The back-stop was a crucial factor in the game's outcome.
这个挡板是比赛结果的关键因素。
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2.The team needs more support from its back-stop.
球队需要更多的后备支持。
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3. The new law is designed to prevent back-stopping by businesses.
新法律旨在防止企业阻碍竞争。