Elastin
n. 弹性蛋白\\n[化] 弹性蛋白
🗣️ 情景例句
A lot of people would like my help.
许多人要我帮助。
That's just what I'm looking for.
这就是我要的。
There is only one difference between an old man and a young one:
老年人和年轻人之间仅仅有一个不同：