laser tube的用法和樣例：
例句
- Lead oxide in seal frit used for making window assemblies for Argon and Krypton laser tubes.
氬氣和氪氣激光管窗口組件密封玻璃料中的氧化鉛。 - With one shot from the shuttle's pumped-laser tube, Karen took out the Scrim Kami had hit, and traversed the stream of brilliant energy to the next, bisecting it.
穿梭艇的連續激光管發出一炮，凱倫幹掉了卡米擊中的斯奇姆獸，之後她又將這束明亮的能量朝下一個敵機橫移，將它一分為二。
