名词
中文翻译：铅
同义词：
['lead', 'leaden', 'lead-like例句：1. The old house was built with lead pipes.（这所老房子是用铅管建造的。）']
例句：
-
1. The old house was built with lead pipes.
这所老房子是用铅管建造的。
-
2.The car's engine is made of lead.
这辆车的引擎是用铅制成的。
-
3. The children were led to the playground by their teacher.
孩子们被他们的老师带领到了操场。