Resiode
变容二极管
🗣️ 情景例句
It's too soon to know for certain.
现在还太早， 不知道确切情况 。
What's the best price you're prepared to offer for your product?
你们的产品最优惠的价格是多少呢？
How many different models of this do you offer?
这个你们有多少种不同的型式。