不可以，as well as虽有同和也的意思，但是和and的用法不同，as well as强调前者，and是前后并列的关系。比如，He masters english as well as french.是说：他不仅精通法语（次要），而且精通英语（主要）。你的这个句子，明显强调的是因眼前困难而气馁更不可取。所以，应该是We should not be frustrated with the difficulties we are facing as well as be satisfied with the currrent achievements.但是翻译还是按你这样翻译。
我叫鑫小鑫
