Elastin
n. 弹性蛋白\\n[化] 弹性蛋白
🗣️ 情景例句
Well, what's going on?
噢， 怎么啦？
This offer is firm subject to your acceptance reaching us not later than December 15.
此报盘为实盘，但以我方在12月15日前收到你方答复为准。
Eric had been the eldest son of the family, very much older than his two brothers.
埃里克是这家长子。