我们可以看见它们，但由于没有风我们不能靠近。
We could see them, but we couldn't get near because there was no wind.
青蛙围拢在我们周围，我可以看见它们露出水面的头和眼睛。
The frogs crowded around us, I could see their heads and eyes showing above the top of the water.
很多彗星接近太阳时，我们可以用肉眼看见，因为它们的彗发和彗尾可以反射阳光，甚至因为受阳光激发而自发光。
We can see a number of comets with the naked eye when they pass close to the sun because their comas and tails reflect sunlight or even glow because of energy they absorb from the sun.
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