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
I think we'll cook dinner together.
我想， 我们一起做晚餐了。
The only feasting I do these days is in my dream.
这几天我只能在梦中享受山珍海味了。
I hope to conclude some business with you.
我希望能与贵公司建立贸易关系。