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leaden; made of lead
その工芸品は鉛製で、かなり重い。
The craft is made of lead and quite heavy.
鉛製のバッテリーは環境に悪影響を及ぼす。
Lead-based batteries have a negative impact on the environment.
鉛製のパイプを交換する必要がある。
It's necessary to replace the lead pipes.