我负责一系列模具的费用，的翻译：I am responsible for a series of mould costs 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

I am responsible for the cost of a mold,

I am responsible for a series of mould costs

I am responsible for a series of molds the expense,

I have been responsible for a series of molds, a costs

I am responsible for a series of mould costs