X-ray background radiation
[化] X射线本底辐射
🧩 词语组成解析
ray
[rei]
n. （热或其他能量的）射线;光束，光线;微量;伞形花序柄;
vt. 放射;照射;（思想，希望等）闪现;发光;
🗣️ 情景例句
I decided to give full-time attention to raising Robbie.
我决定全力抚育他。
I'm not sure. I'll have to think about it.
我现在不敢说定，我得考虑一下。
The great statue, which was designed by the sculptor Auguste Bartholdi, took ten years to complete.
这座由雕像家奥古斯特。巴索尔地设计的巨大雕像是用10年时间雕像刻成的。