春天的花鸟本是喜悦之物，但是一个溅泪、一个惊心，这是一种反衬，王夫之在《姜斋诗话》里说过：“以乐景写哀，以哀景写乐，一倍增其哀乐。2、先否定再肯定无风云出塞，不夜月临关，出自杜甫《秦州杂诗二十首其七》莽莽万重山，孤城山谷间。
例子:⑴There are seven times as many people as l expected.⑵ There are nine times more books in his bag than in yours.
