1·When it is on the boil – we lessen the fire and scum.
当汤滚了之后，我们把火减小然后剽除汤里的浮渣。
2·VIEWED from humanity's lofty heights, single-celled creatures are the scum of the earth.
从人类的高度来看，单细胞生物是地球上的浮渣。
3·The algal blooms, which can be toxic to animals and human swimmers, leave behind an ugly layer of green scum that fouls tourist beaches and starves seaweeds of light.
海面上的赤潮对水里的动物和游泳的人来说都是有毒性的，赤潮藻还会在海面上留下一层难看的绿色浮渣，不但污染了供人旅游的海岸，还遮挡了海草的光线，使其不能生长。
4·In the language of the layman the epicrustal rocks can best be described as the "scum" .
用外行人的话来说，浅成岩最好称为“浮渣”。
5·The higher the temperature is, the bigger the stirring flow of the solder surface is, the more the scum there will be.
温度越高及焊锡表面的搅流越大，形成的浮渣越多。
1·So the limit is definitely embodied in these ancient philosophers, and their thoughts shall be seletively adopted. If taken them all, it becomes what is the mix of essence and scum.
那么认知上的局限必然在古代大拿们的思想中体现，所以对于先辈们的思想，要选择的拿，如果盲目的去信仰，就变成了老周说的“拿来主义”，不分糟粕与精华。
2·So, a lot of elite and scum are impure in the line of sight in people.
所以，许多精华与糟粕都掺杂在人们的视线中。