The smoke from the factory's chimneys can be seen from miles away.
老远就能看见从工厂的烟囱冒出的烟。


Have you seen the Eiffel Tower in Paris?
你在巴黎参观埃菲尔铁塔了吗？


I have never seen so many stars at night!
晚上我从没见过这么多星星！


Have you ever seen the teeth shine so brightly?
你见过如此皎洁的玉齿么？

We have seen it.

我们已经看见它了。

※A spot is most seen on the finest cloth. 最清洁的布上，污点特别显眼。