In the darkness they could see the vague outline of a church.

他们在黑暗中能看到一座教堂的朦胧轮廓。

Through the fog we saw the vague outline of a ship.

透过雾，我们看到船的模糊轮廓。

I saw a vague outline of a building in the desert but the guide told me it was a mirage.

我在沙漠中看到一个模糊的大楼轮廓，但导游告诉我那是海市蜃楼。

Future is a tarnishing mirror, anyone who tries to peek just can see a vague outline with a old and worrying face.

未来是面晦暗的镜子，任何试图向里面窥视的人只能看到一张苍老而焦虑的脸的模糊轮廓。