Esiatron
静电聚集行波管
🗣️ 情景例句
How wonderful to meet you again!
又一次见到您真是太高兴了！
Although men are very different, often they have the same feelings.
人们虽然各自迥然不同，但是都具有相同的感情。
When it is eating normally, its own training begins.
当它进食正常了，训练就开始。