The singing of Christmas carols is a custom derived from early dance routines of pagan origin.唱圣诞颂歌的风俗源自异教徒早期的舞蹈仪式。The whole air was filled with the carols of birds.到处是小鸟的啁啾.I was down to hear the carols.我听圣诞颂歌去了....
Conclusion: DIT was absorbed in molecular form, not in form of I -.结论: DIT是 以分子形式吸收参加代谢的, 而不是先转化成I - 形式后再吸收.Conclusion: DIT was absorbed in molecular form, not in form of I -.结论: DIT是 以分子形式吸收参加代谢的, 而不是先转化成I - 形式后再吸收.The...