Phosphatidalcholine
缩醛磷脂酰胆碱
🗣️ 情景例句
Good-bye. Thanks.
再见。谢谢。
You must get used to getting up early.
你必须习惯于早起。
Films, videos, CDs and CD-ROMS are just some of the bewildering amount of information they will have.
电影、录像、光盘和光盘驱动器只是能为他们提供令人眼花缭乱的大量信息的几种手段。