PHRASAL VERB-ERG （使）阻塞;（使）堵塞 When something clogs up a place, or when it clogs up, it becomes blocked so that little or nothing can pass through. （使）阻塞;（使）堵塞
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22,000 tourists were clogging up the pavements. [VERB PREP. noun]
2.2万名游客将人行道堵得水泄不通。
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The result is that the lungs clog up with a thick mucus. [VERB PREP.]
检验结果是肺部被厚厚的黏液堵住了。