petroleum jelly
柯林斯词典
1. N-UNCOUNT Petroleum jelly is a soft, clear substance obtained from oil or petroleum. It is put on the skin to protect or soften it, or put on surfaces to make them move against each other easily. 凡士林
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1. N-UNCOUNT Petroleum jelly is a soft, clear substance obtained from oil or petroleum. It is put on the skin to protect or soften it, or put on surfaces to make them move against each other easily. 凡士林