Sentron
防阴极回轰式磁控管(短波电子管), 防阴极反加热式磁控管A-type sentron A型仙台放电管
🗣️ 情景例句
He really hates shopping but he goes anyway, and take his medicine like man.
他实在讨厌买东西，但还是硬着头皮去了。
Can you write in English?
你能用英文写文章吗？
I have quite a lot of homework to do.
我有很多家庭作业要做。