Cosmic rays
[医] 宇宙线
📖 牛津释义
cosmic rays
radiation that reaches the earth from outer space 宇宙射线.
🧩 词语组成解析
n. 射线；[俚]日光浴；光线（ray的复数）
🗣️ 情景例句
My grandfather is very much alive and kicking.
我的祖父还健在。
How much will all this cost?
一共要花多少钱呢？
That's for sure.
那是肯定的。