Nentode
五极管(电子管)
🗣️ 情景例句
We would expect to hold them until at least the end of this year.
我们会保持这些价格不变，至少直到今年年底。
He'll always be indebted to you for what you've done.
他将总是为你做了的对你感恩。
We've already had a big demand for this product.
这种产品我们已有很大的需要求量。