Tecnetron
[电] 三元半导体放大器
🗣️ 情景例句
Thank you, that was a great meal.
谢谢，真是一顿好饭。
You'll be on air in two minutes.
两分钟以后你会上电视。
You really have an ear for pop music.
你确实对流行音乐很有欣赏力。