Alphatron
α粒子电离压强计, α射线管
🗣️ 情景例句
How did the accident happen?
事故是怎么发生的？
What style furniture do you have ? Is it traditional?
你家具什么风格？ 它是传统型的吗？
It marked the end of the great tradition of ships with sails and the beginning of a new era.
它标志着帆船伟大传统的结束与一个新纪元的开始。