X-ray astronomy
X射线天文学[参较 x-ray]
🧩 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
Oh, there you go.
噢， 一切都好了。
The restaurant was full, so we decided to go somewhere else.
那餐厅客满了，我们决定到其他的地方去。
After breakfast, I sent the children to school and then I went to the shops.
早饭后，我送孩子们上学，然后就去了商店。