Pencil beam
[电] 铅笔形射束
🧩 词语组成解析
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
But don't give up.
但是千万不要放弃。
Come on now-buck up-face the music-nose to the grindstone.
快振作起来，面对现实，埋头苦干。
There is another good reason for taking a part-time job.
干兼职工作还有一条充分的理由。