Peptocrinine
类分泌素
🗣️ 情景例句
Grandpa, can you come?
爷爷， 你能去吗？
In universities,students train to become teachers and engineers.
在大学里，学生们被训练成为教师和工程师。
The first sign of disaster was a dead sheep floating down.Next came a horse, swimming bravely,
灾难的第一迹象是一只死羊顺流而下，接着一匹活马勇敢地与水搏击。