复数： smudges
第三人称单数： smudges
过去式： smudged
过去分词： smudged
现在分词： smudging

The eye tends to perceive it only as smudge or sludge .

眼睛通常会仅将雾感知类似为一种斑迹。

I see a diapered black baby in a tree that 's only a green smudge under the water 's surface .

我看到一棵树上有一个包着尿布的黑皮肤婴儿，水面下的树就只是一个绿色的污点。

The smudge had been transformed into a more legible print : now , at least , there were the outlines of ridges and bumps .

该污迹已经转化成了一个更清晰的纹影：至少可以看出纹脊的轮廓和隆起部分。

But the subtle differences - a strip of white on the wing , a smudge of dark on the breast - set charles darwin on course to develop the most important scientific theory ever conceived : the evolution of species through natural selection .

但正是它们微妙的差异一个在翼上有白色条带，一个在胸部有黑色斑迹促使查理斯达尔文，开始研究最为重要的、以前人们从未设想过的科学理论：物种进化是通过自然选择形成的。