Afterwards, he analyzed the text of the fifteenlove songs of the "Book of songs" and demonstrated the love songs reflect the etiquettes and customs.
随后对《诗经》十五首恋歌进行了文本解读，证明了十五首恋歌反映着此种礼俗。
2
Fifteen years have passed since then and my love for her grows daily.
15年过去了，我对她的爱与日俱增。
3
Not more than fifteen minutes later the helicopter landed on the roof of Washington Memorial and I kissed Keith softly and whispered: "I love you," as they took him in to be treated.