X-ray goniometer
[电] X射线测向器
🧩 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. 测向器, 测角器\\n[化] 测角计
🗣️ 情景例句
Turn the key before you pump the pedal, or you'll flood the engine.
加水之前转动钥匙，要不发动机就给浇灭了。
OK. That'll be $12.00, please.
到了。请付12美元。
First of all, don't come in here without a teacher.
首先，没有老师领着不要进这儿。