Convexoid
广凸, 仿凸
🗣️ 情景例句
Ellen reminds me so much of Grandma. Ellen
真让我想起奶奶。
In college I majored in physics, What was you major?
大学时我主修物理，你主修什么呢？
The third, or main wave,
第三种波，即主波，