Osciducer
中频偏移传感器, 振荡传感器
🗣️ 情景例句
Can I speak with Mr. or Mrs. Anderson?
我可以跟Anderson先生或太太说话吗？
She's been a bit under the weather recently.
她近来身体不太好。
Where does the teacher stand?
老师站在哪里？