Electron-beam drilling
[电] 电子束钻孔
🧩 词语组成解析
electron
[i'lektrɔn]
n. 电子;
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）;
drilling
[['dirliŋ]]
n. 演练\\n[医] 钻
🗣️ 情景例句
Ooh! Oh, that's wonderful!
噢！噢， 太好了！
He has pamphlet.
他有一本小册子。
How long has Jim been at his school?
吉姆到校有多长时间了？