Additive inverse
加性逆元（素）
🧩 词语组成解析
inverse
['in'və:s]
adj. 相反的;逆向的;倒转的;
n. 相反;倒转;相反的事物;
vt. 使倒转;使颠倒;
🗣️ 情景例句
His job provides a very handsome salary.
他工作的薪酬十分可观。
Sit down.
坐下！
they can locate and steer clear of obstacles -- or locate flying insects on which they feed.
并能通过回声来确定并躲开障碍物，或找到它们赖以为生的昆虫。