The results show that the surfactants added and the surface active substances from effect the losser.结果发现除了一般的浮选条件以外,废纸浆中的表面活性剂和来自废纸的表面活性物质与浮选损失有着重要的关系....
他因为对一位同事动粗而被开除了。He was fired from his job after roughing up a colleague.他曾告诉一位采访者，他甚至都不喜欢摇滚乐。He once told an interviewer that he didn't even like rock music.一位女职员得了流感。One of the office girls was down with the flu....
She never abandoned her attempts to plumb my innermost emotions.她从未放弃过探究我内心深处情感的尝试。Is this the first of many questions that will plumb the depths of stupidity?这个之后是不是还有众多如此愚蠢透顶的问题？...learning to wire and plumb the house ...