Optical harmonic
[电] 光学谐波
🧩 词语组成解析
harmonic
[hɑ:'mɔnik]
adj. [乐]和声的，悦耳的;[物]谐波的;和睦的，融洽的;[数]调和的;
n. [物] 谐波;[乐]泛音，和声;[数]谐函数，调和函数;
🗣️ 情景例句
There's a note for you on the refrigerator.
冰箱上有她留给你的字条。
How thick is the ice here?
这儿的冰有多厚？
I nearly forgot! It's Grandma's birthday next Thursday
我差点儿忘啦！下星期四是奶奶的生日。