Backcoupling
反向耦合
🗣️ 情景例句
What kind of things are you looking for?
你想要买什么样的东西？
Just pretend I didn't say anything.
就当我什么也没说过。
it must be known to any kind of radio astronomer in the universe.
这个频率是宇宙中任何射电天文学家都应该熟悉的。