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
Lots of movie houses, and the theater.
很多电影院 还有剧院。
Look before you leap.
三思而后行。
it would be up and down, to and for and from side to side.
呈现出上上下下、来来回回、左左右右3种性质的运动。