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
Is there a station near here?
附近有地铁站吗？
Better poor with honour than rich with shame.
穷得光荣，胜过富得可耻。
Yes, we might have to do that.
是呀，恐怕只有这么做了。