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
I can barely stand up by the end of a hard day.
辛苦了一天之后，我都站不起来了。
I don't know how to work the machine.
我不懂得怎样使这部机器运转。
It seems to me that be would like to go back home.
我觉得他好象想要回家。