Optical path difference
[化] 光程差
🧩 词语组成解析
path
[pæθ]
n. 小路，路;路线，路程;〈比喻〉（人生的）道路;（思想，行为，生活的）途径;
🗣️ 情景例句
And tell me where you are and what's happened.
告诉我你在哪里，发生了什么事？
Being happy in my work is most important to me.
工作中开心最重要。
My daughter, Jane, never dreamed of receiving a letter from a girl of her own age in Holland.
我的女儿简从未想过会接到荷兰一位同龄姑娘的来信。