OK, if I don't open the book the whole way, if I just open it 90 degrees, we're looking down the front of the Pantheon, and we're looking sort of at the top, more or less down on the square.
要不是我把书整个打开， 要是我只翻开九十度，我们就在俯视万神殿的正面。 仿佛是在天上往下看广场。