Stabilotron
厘米波功率振荡管, 稳频管
🗣️ 情景例句
I cannot forgive myself for not seeing my mother when she was sick in bed.
母亲病的时候我没能去看她，为这件事我永远不能原谅我自己。
Her dress is behind the table.
她的衣服在桌子后面。
I did not enjoy it.
但我却无法欣赏。