主要负责机械部分成本的降低的翻译：Primarily responsible for the mechanical part of the cost of reducing 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

Mainly responsible for the mechanical parts to reduce costs

Primarily responsible for the mechanical part of the cost of reducing

Primary cognizance machine part cost depression

primarily responsible for mechanical part of the costs of reducing

Primarily responsible for the mechanical part of the cost of reducing