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
First I want to call home
我先得打个电话回家
If it's not too much trouble, I would like some help.
如果你不嫌麻烦的话，我想请你帮个忙。
It's a long story.
说来话长。