核苷酸
這隻龍是我的仇人
https://images.plurk.com/5cDX3oMCtIHred5hiEN2KL.jpg https://images.plurk.com/SCjolaINOPLclv0be0rQI.jpg https://images.plurk.com/70TbQASaDgYUQrp5Gwe2Me.jpg