X-ray diffractometer
[化] X射线衍射仪\\n[医] X线衍射表, X线绕射表
🧩 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;
n. [光] 衍射计
🗣️ 情景例句
He applied to Columbia,
他申请了Columbia大学。
The cat and dog may kiss,yet are none the better friends.
猫狗虽相吻，总难成好友。
So the number of stars that we know exist is now estimated at about 300 million million million.
因此，我们所知道的现有恒星数目估计约有30亿×1000亿颗。