Sagnac rays
[医] 塞纳克氏射线(γ线由金属面反射形成的次生β线)
🧩 词语组成解析
n. 射线；[俚]日光浴；光线（ray的复数）
🗣️ 情景例句
By the way, will we be able to get a refund on this cancellation?
顺便问一下，我们取消后可拿回定金吗？
This is a very bad performance.
这是一次非常糟糕的演出。
They were not fighting men, and their harp was their passport.
他们不是作战人员，竖琴就是他们的通行证。