Detuner
解调器
🗣️ 情景例句
How much notice of cancellation is necessary to get my deposit back?
想把定金拿回来，要提前多长时间通知你才行？
To plan a mountain climbing expedition.
计划登山探险。
You've done very well and made lots of progress.
你功课学得很好，进步很大。