Active-optics
[光] 能动光学\\n主动光学
🧩 词语组成解析
active
['æktiv]
adj. 积极的，活跃的，有生气的;迅速的，敏捷的;有效的，起作用的;
n. [语法]主动语态;积极分子，活跃的人;
optics
['ɔptiks]
n. 光学;
🗣️ 情景例句
Many people take tables or capsules to try and stay healthy.
许多人靠服药或胶囊保持健康。
When is the ship supposed to leave?
船应该在什么时候开？
This time it was the postman and he wanted me to sign for a registered letter!
这次是邮递员，他要我签收一封挂号信！