Conglutinogen
胶固素原
🗣️ 情景例句
He's writing to invite me
他写信邀请我
I remenber the boy whose father owns a lake.
我记得那个男孩的父亲有一个湖。
These days we use a thermos , said Li Lei.
“如今用的是热水瓶了，”李磊说。