Gate-beam tube
[电] 闸控电子束射管
🧩 词语组成解析
gate
[ɡet]
n. 门;闸门;登机门;入场费;
vt. 给…装大门;[电子学] 电波传送;
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
Betty, you had it, but you didn't say it.
Betty你知道答案， 但是你没有说出来。
A journey of a thousand miles begains with a single step.
千里之行，始于足下。
So it is a comparatively simple step from locating the sea bottom to locating a shoal of fish.
从测定海深到测定鱼群，这一进展比较容易。