Spiratron
旋束管(离心静电聚焦行波管), 径向聚束行波管, 螺旋管
🗣️ 情景例句
If your pet turtle gets sick, take him to the vet.
如果你的宠物龟病了，带它去看兽医。
Falsehood like a nettle stings those who meddle with it.
谎言似荨麻，玩弄会刺手。
will finally become so steep that we can live no longer,
但最终会急转直下，我们也无法再活下去了。