试试放下那个，有真理和有效性的事实，你觉得温暖的那个，直奔定义。

Try and drop the fact that both truth and validity makes you feel all warm and good inside, just go for the definition.

youdao

事实上，复制信息可能是整个过程中最简单的部分，但是选择合适的工具将直接影响到信息传输的有效性和效率。

Actually copying the information is probably the simplest part of the process, but choosing the right tool can make a big difference to how effectively and efficiently the information is transferred.

youdao

尽管成本似乎是合理的事实，它也有上的有效性和环境的限制。

Despite the fact that the cost seems to be reasonable, it also has limitation on the effectiveness and environment.

youdao