他们的出的结论是使用真皮制品从长远来看是相对便宜的，因为真皮比较耐用的翻译：They concluded that using leather products was relatively cheaper in the long term, because leather is more durable 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

They concluded that use of the leather products in the long run is relatively inexpensive, because leather is more durable

They concluded that using leather products was relatively cheaper in the long term, because leather is more durable

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Their conclusion is that using leather products in the long run, is relatively inexpensive, because leather more durable

They concluded that using leather products was relatively cheaper in the long term, because leather is more durable