Directional beam
[电] 定向射束
🧩 词语组成解析
directional
[[di'rekʃənəl]]
a. 方向的
beam
[bim]
n. 梁，栋梁;束;光线;（电波的）波束;
vi. 发出光与热;面露喜色;
vt. 播送;以梁支撑;用…照射;流露;
vt.& vi. 笑容满面，眉开眼笑;发射电波，播送;放出束状的光（或热）;
🗣️ 情景例句
What kind of things are you interested in?
你对什么样的事情感兴趣？
Every one's faults are not written in their foreheads.
知人知面不知心。
It's worth every penny of it.
它确确实实值这么多钱。