Stabilotron
厘米波功率振荡管, 稳频管
🗣️ 情景例句
We have another appointment on the same day.
我们那天有另外一个约会。
Please do now hesitate to as any questions.
如有问题您可随时提出来。
Our shipping manager is looking into it.
我们的货运经理正在调查这件事。