IThe metaphor affects the meaning in the sense that it is not at all helping the other features in showing positive emotions. In this case the feelings are not so positive. the author says that the moon is quiet, dark and it is tattoo on the sea. The author is showing that moon is acting differently. The moon becomes the spoiler of the scene.
There's a good answer to that question.
This is right because I don't really know if there're is a real word.
1st one used the constrain and its right.<span />