Bicharacteristic ray
[计] 双特征射线
🧩 词语组成解析
[计] 双特征的
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
Saving them for today?
留着等今天？
I wrote to him last Friday.
我上个星期五写信给他。
Dan was most surprised when he heard the news.
丹听到这个消息后，惊奇万分，