Optical constant（）：n. - 完整释义与助记

🧩 词语组成解析

optical ['ɑptɪkl]

adj. 视觉的，视力的;眼睛的;光学的;

optic光学的 + al 表示属于...的、具有...性质的、如...的 → a.眼的；光学的

constant ['kɑnstənt]

adj. 不断的，持续的;永恒的，始终如一的;坚定;忠实的; n. [数]常数，常量;不变的事物;永恒值;

con始终+stant站立→始终站着→不变的

Sorry. I have a meeting right now.

抱歉，我马上有个会议要开。

Or the one with blue eyes, or something like that to help you remember them.

或蓝眼睛的，帮助你们记住他。

Clusters of tin insects called aphids were to be found on the underside of the leaves.

结果在树叶背面找到成串的叫作蚜虫小虫子。

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