名词
中文翻译：铅环
同义词：
['lead', 'lead pipe', 'lead screw例句：1. The old car had a rusty lead ring on the wheel.（这辆旧车车轮上有锈迹斑斑的铅环。）']
例句：
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1. The old car had a rusty lead ring on the wheel.
这辆旧车车轮上有锈迹斑斑的铅环。
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2. The plumber used a lead ring to attach the pipes together.
水管工用铅环将管道连接起来。
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3.The lead ring was removed from the door to make it more secure.
为了更安全，把门上的铅环取了下来。