Polyglycine
多聚甘氨酸
🗣️ 情景例句
What's that?
什么问题？
To know the disease is half the cure.
找出病根等于治愈了一半。
For him, caves have the same peculiar fascination which high mountains have for the climber.
对洞穴探险者来说，洞穴有一种特殊的魅力，就像高山对登山者有特殊魅力一样。