fromaer
第7楼2009/06/12
[quote]原文由 kevinchan 发表:Shake sample for at least 30 minutes to allow dissolution. Some materials may not dissolve completely. In this case, add an additional two hours to shaking time and then proceed.
参考译文:振摇样品至少30min,使其溶解。有些物质可能还未完全溶解。在这种情况下,需要再振摇2小时,然后开始下一步。
其实要是有上下文可能理解会更准确。老外有时候省略也多。