The first duckling to hatch had blue spots.

第一个孵化的小鸭身上有蓝色斑点。

If you would step right here on this blue spot.

你能不能过来站在这个蓝点上。

And right now, they're invisible, but as soon as I expose them to a UV light, acting as the Sun -- there they are, blue spots.

现在，它们是看不见的，但只要我把它们暴露在紫外线下， 就像太阳一样——它们就在那里， 蓝色的斑点。

" Papa is not home, " angrily said a pale, wretched looking girl with puffed-up hair and blue spots under her eyes, who came to the door.

“爸爸不在家。 ” 来到门口的是一个头发蓬松， 眼睛下有青斑的苍白可怜的女孩， 气呼呼的说道。