Septavalent
a. [化]七价的
🗣️ 情景例句
He's always made me feel like his own daughter.
他总是让我觉得我是他的亲生女儿。
In university, students are trained to become teachers and engineers.
大学的学生被训练成为教师和工程师。
The operation, which lasted for over four hours, proved to be very difficult because of the hard resin which covered the skin.
手术持续了4个多小时，非常难做，因为皮肤上覆盖着一层硬硬的树脂。