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
With some of our stuff?
与我们的东西有关？
Would you speak a little louder?
请稍微说大声点。
Come on! shouted everyone, very loudly.
“快！快呀！”每一个人都大声地喊。