名词
中文翻译：渣滓孔洞
同义词：
['slag hole', 'slag cavity例句：1. The worker found a slag pin hole in the wall that needed to be repaired.（工人在墙上发现了一个需要修补的渣滓孔洞。）2. The engineer carefully inspected the slag pin hole before deciding on the best course of action.（工程师仔细检查了渣滓孔洞，然后决定最佳行动方案。）3. The slag pin hole was filled with concrete and allowed to cure for several days before being sealed.（渣滓孔洞被混凝土填充并让其硬化几天后，才被密封。）']
例句：
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1. The worker found a slag pin hole in the wall that needed to be repaired.
工人在墙上发现了一个需要修补的渣滓孔洞。
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2. The engineer carefully inspected the slag pin hole before deciding on the best course of action.
工程师仔细检查了渣滓孔洞，然后决定最佳行动方案。
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3. The slag pin hole was filled with concrete and allowed to cure for several days before being sealed.
渣滓孔洞被混凝土填充并让其硬化几天后，才被密封。