Birefracting
[机] 双重折射的
🗣️ 情景例句
It's complicated.
原因很复杂。
It's nothing serious; just some routine examination (checkups).
这并不是什么了不起的事，只不过是常规检查而已。
'Certainly,' the girl said, 'but they're for next Wednesday's performance.
“当然可以，不过这两张票是下星期三的，